users@glassfish.java.net

Persistence Problem

From: Daniel Cavalcanti <dhcavalcanti_at_gmail.com>
Date: Mon, 21 May 2007 16:40:15 -0400

Hi...
I'm getting this error. Any idea what's going on?

TopLink, version: Oracle TopLink Essentials - 2.0 (Build b47-beta3
(05/15/2007))
Server: unknown
** BEGIN NESTED EXCEPTION **
com.mysql.jdbc.CommunicationsException
MESSAGE: Communications link failure due to underlying exception:
** BEGIN NESTED EXCEPTION **
java.io.EOFException
STACKTRACE:
java.io.EOFException
        at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1963)
        at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:557)
        at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1027)
        at com.mysql.jdbc.Connection.createNewIO(Connection.java:2743)
        at com.mysql.jdbc.Connection.<init>(Connection.java:1553)
        at com.mysql.jdbc.NonRegisteringDriver.connect(
NonRegisteringDriver.java:266)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:425)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:140)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:110)
        at
com.sun.gjc.spi.DSManagedConnectionFactory.createManagedConnection(
DSManagedConnectionFactory.java:107)
        at
com.sun.enterprise.resource.LocalTxConnectorAllocator.createResource(
LocalTxConnectorAllocator.java:68)
        at
com.sun.enterprise.resource.AbstractResourcePool.createSingleResource(
AbstractResourcePool.java:874)
        at
com.sun.enterprise.resource.AbstractResourcePool.createResourceAndAddToPool(
AbstractResourcePool.java:1678)
        at com.sun.enterprise.resource.AbstractResourcePool.createResources(
AbstractResourcePool.java:900)
        at com.sun.enterprise.resource.AbstractResourcePool.initPool(
AbstractResourcePool.java:225)
        at
com.sun.enterprise.resource.AbstractResourcePool.internalGetResource(
AbstractResourcePool.java:516)
        at com.sun.enterprise.resource.AbstractResourcePool.getResource(
AbstractResourcePool.java:443)
        at com.sun.enterprise.resource.PoolManagerImpl.getResourceFromPool(
PoolManagerImpl.java:248)
        at com.sun.enterprise.resource.PoolManagerImpl.getResource(
PoolManagerImpl.java:176)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.internalGetConnection(
ConnectionManagerImpl.java:327)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:189)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:165)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:158)
        at com.sun.gjc.spi.base.DataSource.getConnection(DataSource.java
:108)
        at oracle.toplink.essentials.jndi.JNDIConnector.connect(
JNDIConnector.java:146)
        at
oracle.toplink.essentials.sessions.DatasourceLogin.connectToDatasource(
DatasourceLogin.java:186)
        at
oracle.toplink.essentials.internal.sessions.DatabaseSessionImpl.loginAndDetectDatasource
(DatabaseSessionImpl.java:553)
        at
oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.login(
EntityManagerFactoryProvider.java:222)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(
EntityManagerSetupImpl.java:228)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession
(EntityManagerFactoryImpl.java:94)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl
(EntityManagerFactoryImpl.java:127)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerFactoryImpl.createEntityManager
(EntityManagerFactoryImpl.java:100)
        at com.sun.enterprise.util.EntityManagerWrapper._getDelegate(
EntityManagerWrapper.java:326)
        at com.sun.enterprise.util.EntityManagerWrapper.find(
EntityManagerWrapper.java:546)
        at com.playground.concierge.model.facade.UserFacade.find(
UserFacade.java:53)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy73.find(Unknown Source)
        at com.playground.concierge.business.UserService.authenticate(
UserService.java:70)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy82.authenticate(Unknown Source)
        at
com.playground.concierge.presentation.managed.UserBean.authenticate(
UserBean.java:69)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.el.parser.AstValue.invoke(AstValue.java:187)
        at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java
:297)
        at com.sun.facelets.el.TagMethodExpression.invoke(
TagMethodExpression.java:68)
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke
(MethodBindingMethodExpressionAdapter.java:77)
        at com.sun.faces.application.ActionListenerImpl.processAction(
ActionListenerImpl.java:91)
        at javax.faces.component.UICommand.broadcast(UICommand.java:383)
        at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java
:447)
        at javax.faces.component.UIViewRoot.processApplication(
UIViewRoot.java:752)
        at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(
InvokeApplicationPhase.java:97)
        at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java
:251)
        at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java
:117)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(
BlockingServlet.java:456)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(
BlockingServlet.java:444)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.executeRequest(
BlockingServlet.java:314)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(
BlockingServlet.java:186)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
        at org.apache.catalina.core.ApplicationFilterChain.servletService(
ApplicationFilterChain.java:411)
        at org.apache.catalina.core.StandardWrapperValve.invoke(
StandardWrapperValve.java:290)
        at org.apache.catalina.core.StandardContextValve.invokeInternal(
StandardContextValve.java:271)
        at org.apache.catalina.core.StandardContextValve.invoke(
StandardContextValve.java:202)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)
        at org.apache.catalina.core.StandardHostValve.invoke(
StandardHostValve.java:206)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.catalina.core.StandardEngineValve.invoke(
StandardEngineValve.java:150)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.coyote.tomcat5.CoyoteAdapter.service(
CoyoteAdapter.java:268)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(
DefaultProcessorTask.java:631)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(
DefaultProcessorTask.java:562)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(
DefaultProcessorTask.java:803)
        at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
(DefaultReadTask.java:339)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:261)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:212)
        at
com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(
PortUnificationPipeline.java:359)
        at com.sun.enterprise.web.connector.grizzly.TaskBase.run(
TaskBase.java:265)
        at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(
SSLWorkerThread.java:106)
** END NESTED EXCEPTION **
Last packet sent to the server was 650 ms ago.
STACKTRACE:
com.mysql.jdbc.CommunicationsException: Communications link failure due to
underlying exception:
** BEGIN NESTED EXCEPTION **
java.io.EOFException
STACKTRACE:
java.io.EOFException
        at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1963)
        at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:557)
        at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1027)
        at com.mysql.jdbc.Connection.createNewIO(Connection.java:2743)
        at com.mysql.jdbc.Connection.<init>(Connection.java:1553)
        at com.mysql.jdbc.NonRegisteringDriver.connect(
NonRegisteringDriver.java:266)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:425)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:140)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:110)
        at
com.sun.gjc.spi.DSManagedConnectionFactory.createManagedConnection(
DSManagedConnectionFactory.java:107)
        at
com.sun.enterprise.resource.LocalTxConnectorAllocator.createResource(
LocalTxConnectorAllocator.java:68)
        at
com.sun.enterprise.resource.AbstractResourcePool.createSingleResource(
AbstractResourcePool.java:874)
        at
com.sun.enterprise.resource.AbstractResourcePool.createResourceAndAddToPool(
AbstractResourcePool.java:1678)
        at com.sun.enterprise.resource.AbstractResourcePool.createResources(
AbstractResourcePool.java:900)
        at com.sun.enterprise.resource.AbstractResourcePool.initPool(
AbstractResourcePool.java:225)
        at
com.sun.enterprise.resource.AbstractResourcePool.internalGetResource(
AbstractResourcePool.java:516)
        at com.sun.enterprise.resource.AbstractResourcePool.getResource(
AbstractResourcePool.java:443)
        at com.sun.enterprise.resource.PoolManagerImpl.getResourceFromPool(
PoolManagerImpl.java:248)
        at com.sun.enterprise.resource.PoolManagerImpl.getResource(
PoolManagerImpl.java:176)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.internalGetConnection(
ConnectionManagerImpl.java:327)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:189)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:165)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:158)
        at com.sun.gjc.spi.base.DataSource.getConnection(DataSource.java
:108)
        at oracle.toplink.essentials.jndi.JNDIConnector.connect(
JNDIConnector.java:146)
        at
oracle.toplink.essentials.sessions.DatasourceLogin.connectToDatasource(
DatasourceLogin.java:186)
        at
oracle.toplink.essentials.internal.sessions.DatabaseSessionImpl.loginAndDetectDatasource
(DatabaseSessionImpl.java:553)
        at
oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.login(
EntityManagerFactoryProvider.java:222)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(
EntityManagerSetupImpl.java:228)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession
(EntityManagerFactoryImpl.java:94)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl
(EntityManagerFactoryImpl.java:127)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerFactoryImpl.createEntityManager
(EntityManagerFactoryImpl.java:100)
        at com.sun.enterprise.util.EntityManagerWrapper._getDelegate(
EntityManagerWrapper.java:326)
        at com.sun.enterprise.util.EntityManagerWrapper.find(
EntityManagerWrapper.java:546)
        at com.playground.concierge.model.facade.UserFacade.find(
UserFacade.java:53)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy73.find(Unknown Source)
        at com.playground.concierge.business.UserService.authenticate(
UserService.java:70)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy82.authenticate(Unknown Source)
        at
com.playground.concierge.presentation.managed.UserBean.authenticate(
UserBean.java:69)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.el.parser.AstValue.invoke(AstValue.java:187)
        at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java
:297)
        at com.sun.facelets.el.TagMethodExpression.invoke(
TagMethodExpression.java:68)
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke
(MethodBindingMethodExpressionAdapter.java:77)
        at com.sun.faces.application.ActionListenerImpl.processAction(
ActionListenerImpl.java:91)
        at javax.faces.component.UICommand.broadcast(UICommand.java:383)
        at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java
:447)
        at javax.faces.component.UIViewRoot.processApplication(
UIViewRoot.java:752)
        at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(
InvokeApplicationPhase.java:97)
        at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java
:251)
        at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java
:117)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(
BlockingServlet.java:456)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(
BlockingServlet.java:444)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.executeRequest(
BlockingServlet.java:314)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(
BlockingServlet.java:186)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
        at org.apache.catalina.core.ApplicationFilterChain.servletService(
ApplicationFilterChain.java:411)
        at org.apache.catalina.core.StandardWrapperValve.invoke(
StandardWrapperValve.java:290)
        at org.apache.catalina.core.StandardContextValve.invokeInternal(
StandardContextValve.java:271)
        at org.apache.catalina.core.StandardContextValve.invoke(
StandardContextValve.java:202)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)
        at org.apache.catalina.core.StandardHostValve.invoke(
StandardHostValve.java:206)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.catalina.core.StandardEngineValve.invoke(
StandardEngineValve.java:150)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.coyote.tomcat5.CoyoteAdapter.service(
CoyoteAdapter.java:268)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(
DefaultProcessorTask.java:631)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(
DefaultProcessorTask.java:562)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(
DefaultProcessorTask.java:803)
        at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
(DefaultReadTask.java:339)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:261)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:212)
        at
com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(
PortUnificationPipeline.java:359)
        at com.sun.enterprise.web.connector.grizzly.TaskBase.run(
TaskBase.java:265)
        at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(
SSLWorkerThread.java:106)
** END NESTED EXCEPTION **
Last packet sent to the server was 650 ms ago.
        at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:625)
        at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1027)
        at com.mysql.jdbc.Connection.createNewIO(Connection.java:2743)
        at com.mysql.jdbc.Connection.<init>(Connection.java:1553)
        at com.mysql.jdbc.NonRegisteringDriver.connect(
NonRegisteringDriver.java:266)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:425)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:140)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:110)
        at
com.sun.gjc.spi.DSManagedConnectionFactory.createManagedConnection(
DSManagedConnectionFactory.java:107)
        at
com.sun.enterprise.resource.LocalTxConnectorAllocator.createResource(
LocalTxConnectorAllocator.java:68)
        at
com.sun.enterprise.resource.AbstractResourcePool.createSingleResource(
AbstractResourcePool.java:874)
        at
com.sun.enterprise.resource.AbstractResourcePool.createResourceAndAddToPool(
AbstractResourcePool.java:1678)
        at com.sun.enterprise.resource.AbstractResourcePool.createResources(
AbstractResourcePool.java:900)
        at com.sun.enterprise.resource.AbstractResourcePool.initPool(
AbstractResourcePool.java:225)
        at
com.sun.enterprise.resource.AbstractResourcePool.internalGetResource(
AbstractResourcePool.java:516)
        at com.sun.enterprise.resource.AbstractResourcePool.getResource(
AbstractResourcePool.java:443)
        at com.sun.enterprise.resource.PoolManagerImpl.getResourceFromPool(
PoolManagerImpl.java:248)
        at com.sun.enterprise.resource.PoolManagerImpl.getResource(
PoolManagerImpl.java:176)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.internalGetConnection(
ConnectionManagerImpl.java:327)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:189)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:165)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:158)
        at com.sun.gjc.spi.base.DataSource.getConnection(DataSource.java
:108)
        at oracle.toplink.essentials.jndi.JNDIConnector.connect(
JNDIConnector.java:146)
        at
oracle.toplink.essentials.sessions.DatasourceLogin.connectToDatasource(
DatasourceLogin.java:186)
        at
oracle.toplink.essentials.internal.sessions.DatabaseSessionImpl.loginAndDetectDatasource
(DatabaseSessionImpl.java:553)
        at
oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.login(
EntityManagerFactoryProvider.java:222)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(
EntityManagerSetupImpl.java:228)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession
(EntityManagerFactoryImpl.java:94)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl
(EntityManagerFactoryImpl.java:127)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerFactoryImpl.createEntityManager
(EntityManagerFactoryImpl.java:100)
        at com.sun.enterprise.util.EntityManagerWrapper._getDelegate(
EntityManagerWrapper.java:326)
        at com.sun.enterprise.util.EntityManagerWrapper.find(
EntityManagerWrapper.java:546)
        at com.playground.concierge.model.facade.UserFacade.find(
UserFacade.java:53)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy73.find(Unknown Source)
        at com.playground.concierge.business.UserService.authenticate(
UserService.java:70)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy82.authenticate(Unknown Source)
        at
com.playground.concierge.presentation.managed.UserBean.authenticate(
UserBean.java:69)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.el.parser.AstValue.invoke(AstValue.java:187)
        at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java
:297)
        at com.sun.facelets.el.TagMethodExpression.invoke(
TagMethodExpression.java:68)
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke
(MethodBindingMethodExpressionAdapter.java:77)
        at com.sun.faces.application.ActionListenerImpl.processAction(
ActionListenerImpl.java:91)
        at javax.faces.component.UICommand.broadcast(UICommand.java:383)
        at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java
:447)
        at javax.faces.component.UIViewRoot.processApplication(
UIViewRoot.java:752)
        at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(
InvokeApplicationPhase.java:97)
        at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java
:251)
        at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java
:117)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(
BlockingServlet.java:456)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(
BlockingServlet.java:444)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.executeRequest(
BlockingServlet.java:314)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(
BlockingServlet.java:186)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
        at org.apache.catalina.core.ApplicationFilterChain.servletService(
ApplicationFilterChain.java:411)
        at org.apache.catalina.core.StandardWrapperValve.invoke(
StandardWrapperValve.java:290)
        at org.apache.catalina.core.StandardContextValve.invokeInternal(
StandardContextValve.java:271)
        at org.apache.catalina.core.StandardContextValve.invoke(
StandardContextValve.java:202)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)
        at org.apache.catalina.core.StandardHostValve.invoke(
StandardHostValve.java:206)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.catalina.core.StandardEngineValve.invoke(
StandardEngineValve.java:150)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.coyote.tomcat5.CoyoteAdapter.service(
CoyoteAdapter.java:268)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(
DefaultProcessorTask.java:631)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(
DefaultProcessorTask.java:562)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(
DefaultProcessorTask.java:803)
        at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
(DefaultReadTask.java:339)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:261)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:212)
        at
com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(
PortUnificationPipeline.java:359)
        at com.sun.enterprise.web.connector.grizzly.TaskBase.run(
TaskBase.java:265)
        at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(
SSLWorkerThread.java:106)
** END NESTED EXCEPTION **
Last packet sent to the server was 201 ms
ago.;_RequestID=76b9d8f5-14b7-4126-9c80-6a3352d36f94;|RAR5038:Unexpected
exception while creating resource
** BEGIN NESTED EXCEPTION **
com.mysql.jdbc.CommunicationsException
MESSAGE: Communications link failure due to underlying exception:
** BEGIN NESTED EXCEPTION **
java.io.EOFException
STACKTRACE:
java.io.EOFException
        at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1963)
        at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:557)
        at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1027)
        at com.mysql.jdbc.Connection.createNewIO(Connection.java:2743)
        at com.mysql.jdbc.Connection.<init>(Connection.java:1553)
        at com.mysql.jdbc.NonRegisteringDriver.connect(
NonRegisteringDriver.java:266)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:425)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:140)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:110)
        at
com.sun.gjc.spi.DSManagedConnectionFactory.createManagedConnection(
DSManagedConnectionFactory.java:107)
        at
com.sun.enterprise.resource.LocalTxConnectorAllocator.createResource(
LocalTxConnectorAllocator.java:68)
        at
com.sun.enterprise.resource.AbstractResourcePool.createSingleResource(
AbstractResourcePool.java:874)
        at
com.sun.enterprise.resource.AbstractResourcePool.createResourceAndAddToPool(
AbstractResourcePool.java:1678)
        at com.sun.enterprise.resource.AbstractResourcePool.createResources(
AbstractResourcePool.java:900)
        at com.sun.enterprise.resource.AbstractResourcePool.initPool(
AbstractResourcePool.java:225)
        at
com.sun.enterprise.resource.AbstractResourcePool.internalGetResource(
AbstractResourcePool.java:516)
        at com.sun.enterprise.resource.AbstractResourcePool.getResource(
AbstractResourcePool.java:443)
        at com.sun.enterprise.resource.PoolManagerImpl.getResourceFromPool(
PoolManagerImpl.java:248)
        at com.sun.enterprise.resource.PoolManagerImpl.getResource(
PoolManagerImpl.java:176)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.internalGetConnection(
ConnectionManagerImpl.java:327)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:189)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:165)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:158)
        at com.sun.gjc.spi.base.DataSource.getConnection(DataSource.java
:108)
        at oracle.toplink.essentials.jndi.JNDIConnector.connect(
JNDIConnector.java:146)
        at
oracle.toplink.essentials.sessions.DatasourceLogin.connectToDatasource(
DatasourceLogin.java:186)
        at
oracle.toplink.essentials.internal.sessions.DatabaseSessionImpl.loginAndDetectDatasource
(DatabaseSessionImpl.java:553)
        at
oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.login(
EntityManagerFactoryProvider.java:222)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(
EntityManagerSetupImpl.java:228)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession
(EntityManagerFactoryImpl.java:94)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl
(EntityManagerFactoryImpl.java:127)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerFactoryImpl.createEntityManager
(EntityManagerFactoryImpl.java:100)
        at com.sun.enterprise.util.EntityManagerWrapper._getDelegate(
EntityManagerWrapper.java:326)
        at com.sun.enterprise.util.EntityManagerWrapper.find(
EntityManagerWrapper.java:546)
        at com.playground.concierge.model.facade.UserFacade.find(
UserFacade.java:53)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy73.find(Unknown Source)
        at com.playground.concierge.business.UserService.authenticate(
UserService.java:70)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy82.authenticate(Unknown Source)
        at
com.playground.concierge.presentation.managed.UserBean.authenticate(
UserBean.java:69)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.el.parser.AstValue.invoke(AstValue.java:187)
        at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java
:297)
        at com.sun.facelets.el.TagMethodExpression.invoke(
TagMethodExpression.java:68)
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke
(MethodBindingMethodExpressionAdapter.java:77)
        at com.sun.faces.application.ActionListenerImpl.processAction(
ActionListenerImpl.java:91)
        at javax.faces.component.UICommand.broadcast(UICommand.java:383)
        at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java
:447)
        at javax.faces.component.UIViewRoot.processApplication(
UIViewRoot.java:752)
        at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(
InvokeApplicationPhase.java:97)
        at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java
:251)
        at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java
:117)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(
BlockingServlet.java:456)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(
BlockingServlet.java:444)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.executeRequest(
BlockingServlet.java:314)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(
BlockingServlet.java:186)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
        at org.apache.catalina.core.ApplicationFilterChain.servletService(
ApplicationFilterChain.java:411)
        at org.apache.catalina.core.StandardWrapperValve.invoke(
StandardWrapperValve.java:290)
        at org.apache.catalina.core.StandardContextValve.invokeInternal(
StandardContextValve.java:271)
        at org.apache.catalina.core.StandardContextValve.invoke(
StandardContextValve.java:202)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)
        at org.apache.catalina.core.StandardHostValve.invoke(
StandardHostValve.java:206)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.catalina.core.StandardEngineValve.invoke(
StandardEngineValve.java:150)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.coyote.tomcat5.CoyoteAdapter.service(
CoyoteAdapter.java:268)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(
DefaultProcessorTask.java:631)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(
DefaultProcessorTask.java:562)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(
DefaultProcessorTask.java:803)
        at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
(DefaultReadTask.java:339)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:261)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:212)
        at
com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(
PortUnificationPipeline.java:359)
        at com.sun.enterprise.web.connector.grizzly.TaskBase.run(
TaskBase.java:265)
        at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(
SSLWorkerThread.java:106)
** END NESTED EXCEPTION **
Last packet sent to the server was 650 ms ago.
STACKTRACE:
com.mysql.jdbc.CommunicationsException: Communications link failure due to
underlying exception:
** BEGIN NESTED EXCEPTION **
java.io.EOFException
STACKTRACE:
java.io.EOFException
        at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1963)
        at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:557)
        at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1027)
        at com.mysql.jdbc.Connection.createNewIO(Connection.java:2743)
        at com.mysql.jdbc.Connection.<init>(Connection.java:1553)
        at com.mysql.jdbc.NonRegisteringDriver.connect(
NonRegisteringDriver.java:266)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:425)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:140)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:110)
        at
com.sun.gjc.spi.DSManagedConnectionFactory.createManagedConnection(
DSManagedConnectionFactory.java:107)
        at
com.sun.enterprise.resource.LocalTxConnectorAllocator.createResource(
LocalTxConnectorAllocator.java:68)
        at
com.sun.enterprise.resource.AbstractResourcePool.createSingleResource(
AbstractResourcePool.java:874)
        at
com.sun.enterprise.resource.AbstractResourcePool.createResourceAndAddToPool(
AbstractResourcePool.java:1678)
        at com.sun.enterprise.resource.AbstractResourcePool.createResources(
AbstractResourcePool.java:900)
        at com.sun.enterprise.resource.AbstractResourcePool.initPool(
AbstractResourcePool.java:225)
        at
com.sun.enterprise.resource.AbstractResourcePool.internalGetResource(
AbstractResourcePool.java:516)
        at com.sun.enterprise.resource.AbstractResourcePool.getResource(
AbstractResourcePool.java:443)
        at com.sun.enterprise.resource.PoolManagerImpl.getResourceFromPool(
PoolManagerImpl.java:248)
        at com.sun.enterprise.resource.PoolManagerImpl.getResource(
PoolManagerImpl.java:176)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.internalGetConnection(
ConnectionManagerImpl.java:327)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:189)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:165)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:158)
        at com.sun.gjc.spi.base.DataSource.getConnection(DataSource.java
:108)
        at oracle.toplink.essentials.jndi.JNDIConnector.connect(
JNDIConnector.java:146)
        at
oracle.toplink.essentials.sessions.DatasourceLogin.connectToDatasource(
DatasourceLogin.java:186)
        at
oracle.toplink.essentials.internal.sessions.DatabaseSessionImpl.loginAndDetectDatasource
(DatabaseSessionImpl.java:553)
        at
oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.login(
EntityManagerFactoryProvider.java:222)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(
EntityManagerSetupImpl.java:228)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession
(EntityManagerFactoryImpl.java:94)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl
(EntityManagerFactoryImpl.java:127)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerFactoryImpl.createEntityManager
(EntityManagerFactoryImpl.java:100)
        at com.sun.enterprise.util.EntityManagerWrapper._getDelegate(
EntityManagerWrapper.java:326)
        at com.sun.enterprise.util.EntityManagerWrapper.find(
EntityManagerWrapper.java:546)
        at com.playground.concierge.model.facade.UserFacade.find(
UserFacade.java:53)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy73.find(Unknown Source)
        at com.playground.concierge.business.UserService.authenticate(
UserService.java:70)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy82.authenticate(Unknown Source)
        at
com.playground.concierge.presentation.managed.UserBean.authenticate(
UserBean.java:69)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.el.parser.AstValue.invoke(AstValue.java:187)
        at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java
:297)
        at com.sun.facelets.el.TagMethodExpression.invoke(
TagMethodExpression.java:68)
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke
(MethodBindingMethodExpressionAdapter.java:77)
        at com.sun.faces.application.ActionListenerImpl.processAction(
ActionListenerImpl.java:91)
        at javax.faces.component.UICommand.broadcast(UICommand.java:383)
        at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java
:447)
        at javax.faces.component.UIViewRoot.processApplication(
UIViewRoot.java:752)
        at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(
InvokeApplicationPhase.java:97)
        at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java
:251)
        at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java
:117)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(
BlockingServlet.java:456)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(
BlockingServlet.java:444)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.executeRequest(
BlockingServlet.java:314)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(
BlockingServlet.java:186)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
        at org.apache.catalina.core.ApplicationFilterChain.servletService(
ApplicationFilterChain.java:411)
        at org.apache.catalina.core.StandardWrapperValve.invoke(
StandardWrapperValve.java:290)
        at org.apache.catalina.core.StandardContextValve.invokeInternal(
StandardContextValve.java:271)
        at org.apache.catalina.core.StandardContextValve.invoke(
StandardContextValve.java:202)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)
        at org.apache.catalina.core.StandardHostValve.invoke(
StandardHostValve.java:206)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.catalina.core.StandardEngineValve.invoke(
StandardEngineValve.java:150)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.coyote.tomcat5.CoyoteAdapter.service(
CoyoteAdapter.java:268)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(
DefaultProcessorTask.java:631)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(
DefaultProcessorTask.java:562)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(
DefaultProcessorTask.java:803)
        at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
(DefaultReadTask.java:339)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:261)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:212)
        at
com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(
PortUnificationPipeline.java:359)
        at com.sun.enterprise.web.connector.grizzly.TaskBase.run(
TaskBase.java:265)
        at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(
SSLWorkerThread.java:106)
** END NESTED EXCEPTION **
Last packet sent to the server was 650 ms ago.
        at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:625)
        at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1027)
        at com.mysql.jdbc.Connection.createNewIO(Connection.java:2743)
        at com.mysql.jdbc.Connection.<init>(Connection.java:1553)
        at com.mysql.jdbc.NonRegisteringDriver.connect(
NonRegisteringDriver.java:266)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:425)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:140)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:110)
        at
com.sun.gjc.spi.DSManagedConnectionFactory.createManagedConnection(
DSManagedConnectionFactory.java:107)
        at
com.sun.enterprise.resource.LocalTxConnectorAllocator.createResource(
LocalTxConnectorAllocator.java:68)
        at
com.sun.enterprise.resource.AbstractResourcePool.createSingleResource(
AbstractResourcePool.java:874)
        at
com.sun.enterprise.resource.AbstractResourcePool.createResourceAndAddToPool(
AbstractResourcePool.java:1678)
        at com.sun.enterprise.resource.AbstractResourcePool.createResources(
AbstractResourcePool.java:900)
        at com.sun.enterprise.resource.AbstractResourcePool.initPool(
AbstractResourcePool.java:225)
        at
com.sun.enterprise.resource.AbstractResourcePool.internalGetResource(
AbstractResourcePool.java:516)
        at com.sun.enterprise.resource.AbstractResourcePool.getResource(
AbstractResourcePool.java:443)
        at com.sun.enterprise.resource.PoolManagerImpl.getResourceFromPool(
PoolManagerImpl.java:248)
        at com.sun.enterprise.resource.PoolManagerImpl.getResource(
PoolManagerImpl.java:176)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.internalGetConnection(
ConnectionManagerImpl.java:327)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:189)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:165)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:158)
        at com.sun.gjc.spi.base.DataSource.getConnection(DataSource.java
:108)
        at oracle.toplink.essentials.jndi.JNDIConnector.connect(
JNDIConnector.java:146)
        at
oracle.toplink.essentials.sessions.DatasourceLogin.connectToDatasource(
DatasourceLogin.java:186)
        at
oracle.toplink.essentials.internal.sessions.DatabaseSessionImpl.loginAndDetectDatasource
(DatabaseSessionImpl.java:553)
        at
oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.login(
EntityManagerFactoryProvider.java:222)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(
EntityManagerSetupImpl.java:228)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession
(EntityManagerFactoryImpl.java:94)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl
(EntityManagerFactoryImpl.java:127)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerFactoryImpl.createEntityManager
(EntityManagerFactoryImpl.java:100)
        at com.sun.enterprise.util.EntityManagerWrapper._getDelegate(
EntityManagerWrapper.java:326)
        at com.sun.enterprise.util.EntityManagerWrapper.find(
EntityManagerWrapper.java:546)
        at com.playground.concierge.model.facade.UserFacade.find(
UserFacade.java:53)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy73.find(Unknown Source)
        at com.playground.concierge.business.UserService.authenticate(
UserService.java:70)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy82.authenticate(Unknown Source)
        at
com.playground.concierge.presentation.managed.UserBean.authenticate(
UserBean.java:69)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.el.parser.AstValue.invoke(AstValue.java:187)
        at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java
:297)
        at com.sun.facelets.el.TagMethodExpression.invoke(
TagMethodExpression.java:68)
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke
(MethodBindingMethodExpressionAdapter.java:77)
        at com.sun.faces.application.ActionListenerImpl.processAction(
ActionListenerImpl.java:91)
        at javax.faces.component.UICommand.broadcast(UICommand.java:383)
        at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java
:447)
        at javax.faces.component.UIViewRoot.processApplication(
UIViewRoot.java:752)
        at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(
InvokeApplicationPhase.java:97)
        at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java
:251)
        at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java
:117)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(
BlockingServlet.java:456)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(
BlockingServlet.java:444)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.executeRequest(
BlockingServlet.java:314)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(
BlockingServlet.java:186)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
        at org.apache.catalina.core.ApplicationFilterChain.servletService(
ApplicationFilterChain.java:411)
        at org.apache.catalina.core.StandardWrapperValve.invoke(
StandardWrapperValve.java:290)
        at org.apache.catalina.core.StandardContextValve.invokeInternal(
StandardContextValve.java:271)
        at org.apache.catalina.core.StandardContextValve.invoke(
StandardContextValve.java:202)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)
        at org.apache.catalina.core.StandardHostValve.invoke(
StandardHostValve.java:206)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.catalina.core.StandardEngineValve.invoke(
StandardEngineValve.java:150)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.coyote.tomcat5.CoyoteAdapter.service(
CoyoteAdapter.java:268)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(
DefaultProcessorTask.java:631)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(
DefaultProcessorTask.java:562)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(
DefaultProcessorTask.java:803)
        at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
(DefaultReadTask.java:339)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:261)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:212)
        at
com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(
PortUnificationPipeline.java:359)
        at com.sun.enterprise.web.connector.grizzly.TaskBase.run(
TaskBase.java:265)
        at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(
SSLWorkerThread.java:106)
** END NESTED EXCEPTION **
Last packet sent to the server was 201 ms
ago.;_RequestID=76b9d8f5-14b7-4126-9c80-6a3352d36f94;|RAR5117 : Failed to
obtain/create connection. Reason : Connection could not be allocated
because: Communications link failure due to underlying exception:
** BEGIN NESTED EXCEPTION **
com.mysql.jdbc.CommunicationsException
MESSAGE: Communications link failure due to underlying exception:
** BEGIN NESTED EXCEPTION **
java.io.EOFException
STACKTRACE:
java.io.EOFException
        at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1963)
        at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:557)
        at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1027)
        at com.mysql.jdbc.Connection.createNewIO(Connection.java:2743)
        at com.mysql.jdbc.Connection.<init>(Connection.java:1553)
        at com.mysql.jdbc.NonRegisteringDriver.connect(
NonRegisteringDriver.java:266)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:425)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:140)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:110)
        at
com.sun.gjc.spi.DSManagedConnectionFactory.createManagedConnection(
DSManagedConnectionFactory.java:107)
        at
com.sun.enterprise.resource.LocalTxConnectorAllocator.createResource(
LocalTxConnectorAllocator.java:68)
        at
com.sun.enterprise.resource.AbstractResourcePool.createSingleResource(
AbstractResourcePool.java:874)
        at
com.sun.enterprise.resource.AbstractResourcePool.createResourceAndAddToPool(
AbstractResourcePool.java:1678)
        at com.sun.enterprise.resource.AbstractResourcePool.createResources(
AbstractResourcePool.java:900)
        at com.sun.enterprise.resource.AbstractResourcePool.initPool(
AbstractResourcePool.java:225)
        at
com.sun.enterprise.resource.AbstractResourcePool.internalGetResource(
AbstractResourcePool.java:516)
        at com.sun.enterprise.resource.AbstractResourcePool.getResource(
AbstractResourcePool.java:443)
        at com.sun.enterprise.resource.PoolManagerImpl.getResourceFromPool(
PoolManagerImpl.java:248)
        at com.sun.enterprise.resource.PoolManagerImpl.getResource(
PoolManagerImpl.java:176)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.internalGetConnection(
ConnectionManagerImpl.java:327)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:189)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:165)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:158)
        at com.sun.gjc.spi.base.DataSource.getConnection(DataSource.java
:108)
        at oracle.toplink.essentials.jndi.JNDIConnector.connect(
JNDIConnector.java:146)
        at
oracle.toplink.essentials.sessions.DatasourceLogin.connectToDatasource(
DatasourceLogin.java:186)
        at
oracle.toplink.essentials.internal.sessions.DatabaseSessionImpl.loginAndDetectDatasource
(DatabaseSessionImpl.java:553)
        at
oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.login(
EntityManagerFactoryProvider.java:222)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(
EntityManagerSetupImpl.java:228)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession
(EntityManagerFactoryImpl.java:94)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl
(EntityManagerFactoryImpl.java:127)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerFactoryImpl.createEntityManager
(EntityManagerFactoryImpl.java:100)
        at com.sun.enterprise.util.EntityManagerWrapper._getDelegate(
EntityManagerWrapper.java:326)
        at com.sun.enterprise.util.EntityManagerWrapper.find(
EntityManagerWrapper.java:546)
        at com.playground.concierge.model.facade.UserFacade.find(
UserFacade.java:53)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy73.find(Unknown Source)
        at com.playground.concierge.business.UserService.authenticate(
UserService.java:70)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy82.authenticate(Unknown Source)
        at
com.playground.concierge.presentation.managed.UserBean.authenticate(
UserBean.java:69)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.el.parser.AstValue.invoke(AstValue.java:187)
        at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java
:297)
        at com.sun.facelets.el.TagMethodExpression.invoke(
TagMethodExpression.java:68)
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke
(MethodBindingMethodExpressionAdapter.java:77)
        at com.sun.faces.application.ActionListenerImpl.processAction(
ActionListenerImpl.java:91)
        at javax.faces.component.UICommand.broadcast(UICommand.java:383)
        at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java
:447)
        at javax.faces.component.UIViewRoot.processApplication(
UIViewRoot.java:752)
        at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(
InvokeApplicationPhase.java:97)
        at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java
:251)
        at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java
:117)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(
BlockingServlet.java:456)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(
BlockingServlet.java:444)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.executeRequest(
BlockingServlet.java:314)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(
BlockingServlet.java:186)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
        at org.apache.catalina.core.ApplicationFilterChain.servletService(
ApplicationFilterChain.java:411)
        at org.apache.catalina.core.StandardWrapperValve.invoke(
StandardWrapperValve.java:290)
        at org.apache.catalina.core.StandardContextValve.invokeInternal(
StandardContextValve.java:271)
        at org.apache.catalina.core.StandardContextValve.invoke(
StandardContextValve.java:202)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)
        at org.apache.catalina.core.StandardHostValve.invoke(
StandardHostValve.java:206)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.catalina.core.StandardEngineValve.invoke(
StandardEngineValve.java:150)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.coyote.tomcat5.CoyoteAdapter.service(
CoyoteAdapter.java:268)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(
DefaultProcessorTask.java:631)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(
DefaultProcessorTask.java:562)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(
DefaultProcessorTask.java:803)
        at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
(DefaultReadTask.java:339)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:261)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:212)
        at
com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(
PortUnificationPipeline.java:359)
        at com.sun.enterprise.web.connector.grizzly.TaskBase.run(
TaskBase.java:265)
        at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(
SSLWorkerThread.java:106)
** END NESTED EXCEPTION **
Last packet sent to the server was 650 ms ago.
STACKTRACE:
com.mysql.jdbc.CommunicationsException: Communications link failure due to
underlying exception:
** BEGIN NESTED EXCEPTION **
java.io.EOFException
STACKTRACE:
java.io.EOFException
        at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1963)
        at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:557)
        at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1027)
        at com.mysql.jdbc.Connection.createNewIO(Connection.java:2743)
        at com.mysql.jdbc.Connection.<init>(Connection.java:1553)
        at com.mysql.jdbc.NonRegisteringDriver.connect(
NonRegisteringDriver.java:266)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:425)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:140)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:110)
        at
com.sun.gjc.spi.DSManagedConnectionFactory.createManagedConnection(
DSManagedConnectionFactory.java:107)
        at
com.sun.enterprise.resource.LocalTxConnectorAllocator.createResource(
LocalTxConnectorAllocator.java:68)
        at
com.sun.enterprise.resource.AbstractResourcePool.createSingleResource(
AbstractResourcePool.java:874)
        at
com.sun.enterprise.resource.AbstractResourcePool.createResourceAndAddToPool(
AbstractResourcePool.java:1678)
        at com.sun.enterprise.resource.AbstractResourcePool.createResources(
AbstractResourcePool.java:900)
        at com.sun.enterprise.resource.AbstractResourcePool.initPool(
AbstractResourcePool.java:225)
        at
com.sun.enterprise.resource.AbstractResourcePool.internalGetResource(
AbstractResourcePool.java:516)
        at com.sun.enterprise.resource.AbstractResourcePool.getResource(
AbstractResourcePool.java:443)
        at com.sun.enterprise.resource.PoolManagerImpl.getResourceFromPool(
PoolManagerImpl.java:248)
        at com.sun.enterprise.resource.PoolManagerImpl.getResource(
PoolManagerImpl.java:176)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.internalGetConnection(
ConnectionManagerImpl.java:327)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:189)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:165)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:158)
        at com.sun.gjc.spi.base.DataSource.getConnection(DataSource.java
:108)
        at oracle.toplink.essentials.jndi.JNDIConnector.connect(
JNDIConnector.java:146)
        at
oracle.toplink.essentials.sessions.DatasourceLogin.connectToDatasource(
DatasourceLogin.java:186)
        at
oracle.toplink.essentials.internal.sessions.DatabaseSessionImpl.loginAndDetectDatasource
(DatabaseSessionImpl.java:553)
        at
oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.login(
EntityManagerFactoryProvider.java:222)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(
EntityManagerSetupImpl.java:228)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession
(EntityManagerFactoryImpl.java:94)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl
(EntityManagerFactoryImpl.java:127)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerFactoryImpl.createEntityManager
(EntityManagerFactoryImpl.java:100)
        at com.sun.enterprise.util.EntityManagerWrapper._getDelegate(
EntityManagerWrapper.java:326)
        at com.sun.enterprise.util.EntityManagerWrapper.find(
EntityManagerWrapper.java:546)
        at com.playground.concierge.model.facade.UserFacade.find(
UserFacade.java:53)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy73.find(Unknown Source)
        at com.playground.concierge.business.UserService.authenticate(
UserService.java:70)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy82.authenticate(Unknown Source)
        at
com.playground.concierge.presentation.managed.UserBean.authenticate(
UserBean.java:69)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.el.parser.AstValue.invoke(AstValue.java:187)
        at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java
:297)
        at com.sun.facelets.el.TagMethodExpression.invoke(
TagMethodExpression.java:68)
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke
(MethodBindingMethodExpressionAdapter.java:77)
        at com.sun.faces.application.ActionListenerImpl.processAction(
ActionListenerImpl.java:91)
        at javax.faces.component.UICommand.broadcast(UICommand.java:383)
        at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java
:447)
        at javax.faces.component.UIViewRoot.processApplication(
UIViewRoot.java:752)
        at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(
InvokeApplicationPhase.java:97)
        at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java
:251)
        at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java
:117)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(
BlockingServlet.java:456)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(
BlockingServlet.java:444)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.executeRequest(
BlockingServlet.java:314)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(
BlockingServlet.java:186)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
        at org.apache.catalina.core.ApplicationFilterChain.servletService(
ApplicationFilterChain.java:411)
        at org.apache.catalina.core.StandardWrapperValve.invoke(
StandardWrapperValve.java:290)
        at org.apache.catalina.core.StandardContextValve.invokeInternal(
StandardContextValve.java:271)
        at org.apache.catalina.core.StandardContextValve.invoke(
StandardContextValve.java:202)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)
        at org.apache.catalina.core.StandardHostValve.invoke(
StandardHostValve.java:206)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.catalina.core.StandardEngineValve.invoke(
StandardEngineValve.java:150)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.coyote.tomcat5.CoyoteAdapter.service(
CoyoteAdapter.java:268)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(
DefaultProcessorTask.java:631)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(
DefaultProcessorTask.java:562)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(
DefaultProcessorTask.java:803)
        at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
(DefaultReadTask.java:339)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:261)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:212)
        at
com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(
PortUnificationPipeline.java:359)
        at com.sun.enterprise.web.connector.grizzly.TaskBase.run(
TaskBase.java:265)
        at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(
SSLWorkerThread.java:106)
** END NESTED EXCEPTION **
Last packet sent to the server was 650 ms ago.
        at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:625)
        at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1027)
        at com.mysql.jdbc.Connection.createNewIO(Connection.java:2743)
        at com.mysql.jdbc.Connection.<init>(Connection.java:1553)
        at com.mysql.jdbc.NonRegisteringDriver.connect(
NonRegisteringDriver.java:266)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:425)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:140)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:110)
        at
com.sun.gjc.spi.DSManagedConnectionFactory.createManagedConnection(
DSManagedConnectionFactory.java:107)
        at
com.sun.enterprise.resource.LocalTxConnectorAllocator.createResource(
LocalTxConnectorAllocator.java:68)
        at
com.sun.enterprise.resource.AbstractResourcePool.createSingleResource(
AbstractResourcePool.java:874)
        at
com.sun.enterprise.resource.AbstractResourcePool.createResourceAndAddToPool(
AbstractResourcePool.java:1678)
        at com.sun.enterprise.resource.AbstractResourcePool.createResources(
AbstractResourcePool.java:900)
        at com.sun.enterprise.resource.AbstractResourcePool.initPool(
AbstractResourcePool.java:225)
        at
com.sun.enterprise.resource.AbstractResourcePool.internalGetResource(
AbstractResourcePool.java:516)
        at com.sun.enterprise.resource.AbstractResourcePool.getResource(
AbstractResourcePool.java:443)
        at com.sun.enterprise.resource.PoolManagerImpl.getResourceFromPool(
PoolManagerImpl.java:248)
        at com.sun.enterprise.resource.PoolManagerImpl.getResource(
PoolManagerImpl.java:176)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.internalGetConnection(
ConnectionManagerImpl.java:327)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:189)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:165)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:158)
        at com.sun.gjc.spi.base.DataSource.getConnection(DataSource.java
:108)
        at oracle.toplink.essentials.jndi.JNDIConnector.connect(
JNDIConnector.java:146)
        at
oracle.toplink.essentials.sessions.DatasourceLogin.connectToDatasource(
DatasourceLogin.java:186)
        at
oracle.toplink.essentials.internal.sessions.DatabaseSessionImpl.loginAndDetectDatasource
(DatabaseSessionImpl.java:553)
        at
oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.login(
EntityManagerFactoryProvider.java:222)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(
EntityManagerSetupImpl.java:228)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession
(EntityManagerFactoryImpl.java:94)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl
(EntityManagerFactoryImpl.java:127)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerFactoryImpl.createEntityManager
(EntityManagerFactoryImpl.java:100)
        at com.sun.enterprise.util.EntityManagerWrapper._getDelegate(
EntityManagerWrapper.java:326)
        at com.sun.enterprise.util.EntityManagerWrapper.find(
EntityManagerWrapper.java:546)
        at com.playground.concierge.model.facade.UserFacade.find(
UserFacade.java:53)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy73.find(Unknown Source)
        at com.playground.concierge.business.UserService.authenticate(
UserService.java:70)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy82.authenticate(Unknown Source)
        at
com.playground.concierge.presentation.managed.UserBean.authenticate(
UserBean.java:69)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.el.parser.AstValue.invoke(AstValue.java:187)
        at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java
:297)
        at com.sun.facelets.el.TagMethodExpression.invoke(
TagMethodExpression.java:68)
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke
(MethodBindingMethodExpressionAdapter.java:77)
        at com.sun.faces.application.ActionListenerImpl.processAction(
ActionListenerImpl.java:91)
        at javax.faces.component.UICommand.broadcast(UICommand.java:383)
        at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java
:447)
        at javax.faces.component.UIViewRoot.processApplication(
UIViewRoot.java:752)
        at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(
InvokeApplicationPhase.java:97)
        at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java
:251)
        at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java
:117)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(
BlockingServlet.java:456)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(
BlockingServlet.java:444)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.executeRequest(
BlockingServlet.java:314)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(
BlockingServlet.java:186)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
        at org.apache.catalina.core.ApplicationFilterChain.servletService(
ApplicationFilterChain.java:411)
        at org.apache.catalina.core.StandardWrapperValve.invoke(
StandardWrapperValve.java:290)
        at org.apache.catalina.core.StandardContextValve.invokeInternal(
StandardContextValve.java:271)
        at org.apache.catalina.core.StandardContextValve.invoke(
StandardContextValve.java:202)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)
        at org.apache.catalina.core.StandardHostValve.invoke(
StandardHostValve.java:206)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.catalina.core.StandardEngineValve.invoke(
StandardEngineValve.java:150)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.coyote.tomcat5.CoyoteAdapter.service(
CoyoteAdapter.java:268)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(
DefaultProcessorTask.java:631)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(
DefaultProcessorTask.java:562)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(
DefaultProcessorTask.java:803)
        at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
(DefaultReadTask.java:339)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:261)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:212)
        at
com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(
PortUnificationPipeline.java:359)
        at com.sun.enterprise.web.connector.grizzly.TaskBase.run(
TaskBase.java:265)
        at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(
SSLWorkerThread.java:106)
** END NESTED EXCEPTION **
Last packet sent to the server was 201 ms ago.
** BEGIN NESTED EXCEPTION **
com.mysql.jdbc.CommunicationsException
MESSAGE: Communications link failure due to underlying exception:
** BEGIN NESTED EXCEPTION **
java.io.EOFException
STACKTRACE:
java.io.EOFException
        at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1963)
        at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:557)
        at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1027)
        at com.mysql.jdbc.Connection.createNewIO(Connection.java:2743)
        at com.mysql.jdbc.Connection.<init>(Connection.java:1553)
        at com.mysql.jdbc.NonRegisteringDriver.connect(
NonRegisteringDriver.java:266)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:425)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:140)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:110)
        at
com.sun.gjc.spi.DSManagedConnectionFactory.createManagedConnection(
DSManagedConnectionFactory.java:107)
        at
com.sun.enterprise.resource.LocalTxConnectorAllocator.createResource(
LocalTxConnectorAllocator.java:68)
        at
com.sun.enterprise.resource.AbstractResourcePool.createSingleResource(
AbstractResourcePool.java:874)
        at
com.sun.enterprise.resource.AbstractResourcePool.createResourceAndAddToPool(
AbstractResourcePool.java:1678)
        at com.sun.enterprise.resource.AbstractResourcePool.createResources(
AbstractResourcePool.java:900)
        at com.sun.enterprise.resource.AbstractResourcePool.initPool(
AbstractResourcePool.java:225)
        at
com.sun.enterprise.resource.AbstractResourcePool.internalGetResource(
AbstractResourcePool.java:516)
        at com.sun.enterprise.resource.AbstractResourcePool.getResource(
AbstractResourcePool.java:443)
        at com.sun.enterprise.resource.PoolManagerImpl.getResourceFromPool(
PoolManagerImpl.java:248)
        at com.sun.enterprise.resource.PoolManagerImpl.getResource(
PoolManagerImpl.java:176)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.internalGetConnection(
ConnectionManagerImpl.java:327)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:189)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:165)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:158)
        at com.sun.gjc.spi.base.DataSource.getConnection(DataSource.java
:108)
        at oracle.toplink.essentials.jndi.JNDIConnector.connect(
JNDIConnector.java:146)
        at
oracle.toplink.essentials.sessions.DatasourceLogin.connectToDatasource(
DatasourceLogin.java:186)
        at
oracle.toplink.essentials.internal.sessions.DatabaseSessionImpl.loginAndDetectDatasource
(DatabaseSessionImpl.java:553)
        at
oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.login(
EntityManagerFactoryProvider.java:222)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(
EntityManagerSetupImpl.java:228)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession
(EntityManagerFactoryImpl.java:94)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl
(EntityManagerFactoryImpl.java:127)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerFactoryImpl.createEntityManager
(EntityManagerFactoryImpl.java:100)
        at com.sun.enterprise.util.EntityManagerWrapper._getDelegate(
EntityManagerWrapper.java:326)
        at com.sun.enterprise.util.EntityManagerWrapper.find(
EntityManagerWrapper.java:546)
        at com.playground.concierge.model.facade.UserFacade.find(
UserFacade.java:53)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy73.find(Unknown Source)
        at com.playground.concierge.business.UserService.authenticate(
UserService.java:70)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy82.authenticate(Unknown Source)
        at
com.playground.concierge.presentation.managed.UserBean.authenticate(
UserBean.java:69)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.el.parser.AstValue.invoke(AstValue.java:187)
        at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java
:297)
        at com.sun.facelets.el.TagMethodExpression.invoke(
TagMethodExpression.java:68)
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke
(MethodBindingMethodExpressionAdapter.java:77)
        at com.sun.faces.application.ActionListenerImpl.processAction(
ActionListenerImpl.java:91)
        at javax.faces.component.UICommand.broadcast(UICommand.java:383)
        at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java
:447)
        at javax.faces.component.UIViewRoot.processApplication(
UIViewRoot.java:752)
        at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(
InvokeApplicationPhase.java:97)
        at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java
:251)
        at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java
:117)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(
BlockingServlet.java:456)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(
BlockingServlet.java:444)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.executeRequest(
BlockingServlet.java:314)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(
BlockingServlet.java:186)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
        at org.apache.catalina.core.ApplicationFilterChain.servletService(
ApplicationFilterChain.java:411)
        at org.apache.catalina.core.StandardWrapperValve.invoke(
StandardWrapperValve.java:290)
        at org.apache.catalina.core.StandardContextValve.invokeInternal(
StandardContextValve.java:271)
        at org.apache.catalina.core.StandardContextValve.invoke(
StandardContextValve.java:202)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)
        at org.apache.catalina.core.StandardHostValve.invoke(
StandardHostValve.java:206)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.catalina.core.StandardEngineValve.invoke(
StandardEngineValve.java:150)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.coyote.tomcat5.CoyoteAdapter.service(
CoyoteAdapter.java:268)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(
DefaultProcessorTask.java:631)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(
DefaultProcessorTask.java:562)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(
DefaultProcessorTask.java:803)
        at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
(DefaultReadTask.java:339)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:261)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:212)
        at
com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(
PortUnificationPipeline.java:359)
        at com.sun.enterprise.web.connector.grizzly.TaskBase.run(
TaskBase.java:265)
        at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(
SSLWorkerThread.java:106)
** END NESTED EXCEPTION **
Last packet sent to the server was 650 ms ago.
STACKTRACE:
com.mysql.jdbc.CommunicationsException: Communications link failure due to
underlying exception:
** BEGIN NESTED EXCEPTION **
java.io.EOFException
STACKTRACE:
java.io.EOFException
        at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1963)
        at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:557)
        at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1027)
        at com.mysql.jdbc.Connection.createNewIO(Connection.java:2743)
        at com.mysql.jdbc.Connection.<init>(Connection.java:1553)
        at com.mysql.jdbc.NonRegisteringDriver.connect(
NonRegisteringDriver.java:266)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:425)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:140)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:110)
        at
com.sun.gjc.spi.DSManagedConnectionFactory.createManagedConnection(
DSManagedConnectionFactory.java:107)
        at
com.sun.enterprise.resource.LocalTxConnectorAllocator.createResource(
LocalTxConnectorAllocator.java:68)
        at
com.sun.enterprise.resource.AbstractResourcePool.createSingleResource(
AbstractResourcePool.java:874)
        at
com.sun.enterprise.resource.AbstractResourcePool.createResourceAndAddToPool(
AbstractResourcePool.java:1678)
        at com.sun.enterprise.resource.AbstractResourcePool.createResources(
AbstractResourcePool.java:900)
        at com.sun.enterprise.resource.AbstractResourcePool.initPool(
AbstractResourcePool.java:225)
        at
com.sun.enterprise.resource.AbstractResourcePool.internalGetResource(
AbstractResourcePool.java:516)
        at com.sun.enterprise.resource.AbstractResourcePool.getResource(
AbstractResourcePool.java:443)
        at com.sun.enterprise.resource.PoolManagerImpl.getResourceFromPool(
PoolManagerImpl.java:248)
        at com.sun.enterprise.resource.PoolManagerImpl.getResource(
PoolManagerImpl.java:176)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.internalGetConnection(
ConnectionManagerImpl.java:327)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:189)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:165)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:158)
        at com.sun.gjc.spi.base.DataSource.getConnection(DataSource.java
:108)
        at oracle.toplink.essentials.jndi.JNDIConnector.connect(
JNDIConnector.java:146)
        at
oracle.toplink.essentials.sessions.DatasourceLogin.connectToDatasource(
DatasourceLogin.java:186)
        at
oracle.toplink.essentials.internal.sessions.DatabaseSessionImpl.loginAndDetectDatasource
(DatabaseSessionImpl.java:553)
        at
oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.login(
EntityManagerFactoryProvider.java:222)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(
EntityManagerSetupImpl.java:228)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession
(EntityManagerFactoryImpl.java:94)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl
(EntityManagerFactoryImpl.java:127)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerFactoryImpl.createEntityManager
(EntityManagerFactoryImpl.java:100)
        at com.sun.enterprise.util.EntityManagerWrapper._getDelegate(
EntityManagerWrapper.java:326)
        at com.sun.enterprise.util.EntityManagerWrapper.find(
EntityManagerWrapper.java:546)
        at com.playground.concierge.model.facade.UserFacade.find(
UserFacade.java:53)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy73.find(Unknown Source)
        at com.playground.concierge.business.UserService.authenticate(
UserService.java:70)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy82.authenticate(Unknown Source)
        at
com.playground.concierge.presentation.managed.UserBean.authenticate(
UserBean.java:69)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.el.parser.AstValue.invoke(AstValue.java:187)
        at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java
:297)
        at com.sun.facelets.el.TagMethodExpression.invoke(
TagMethodExpression.java:68)
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke
(MethodBindingMethodExpressionAdapter.java:77)
        at com.sun.faces.application.ActionListenerImpl.processAction(
ActionListenerImpl.java:91)
        at javax.faces.component.UICommand.broadcast(UICommand.java:383)
        at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java
:447)
        at javax.faces.component.UIViewRoot.processApplication(
UIViewRoot.java:752)
        at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(
InvokeApplicationPhase.java:97)
        at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java
:251)
        at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java
:117)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(
BlockingServlet.java:456)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(
BlockingServlet.java:444)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.executeRequest(
BlockingServlet.java:314)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(
BlockingServlet.java:186)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
        at org.apache.catalina.core.ApplicationFilterChain.servletService(
ApplicationFilterChain.java:411)
        at org.apache.catalina.core.StandardWrapperValve.invoke(
StandardWrapperValve.java:290)
        at org.apache.catalina.core.StandardContextValve.invokeInternal(
StandardContextValve.java:271)
        at org.apache.catalina.core.StandardContextValve.invoke(
StandardContextValve.java:202)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)
        at org.apache.catalina.core.StandardHostValve.invoke(
StandardHostValve.java:206)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.catalina.core.StandardEngineValve.invoke(
StandardEngineValve.java:150)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.coyote.tomcat5.CoyoteAdapter.service(
CoyoteAdapter.java:268)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(
DefaultProcessorTask.java:631)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(
DefaultProcessorTask.java:562)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(
DefaultProcessorTask.java:803)
        at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
(DefaultReadTask.java:339)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:261)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:212)
        at
com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(
PortUnificationPipeline.java:359)
        at com.sun.enterprise.web.connector.grizzly.TaskBase.run(
TaskBase.java:265)
        at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(
SSLWorkerThread.java:106)
** END NESTED EXCEPTION **
Last packet sent to the server was 650 ms ago.
        at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:625)
        at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1027)
        at com.mysql.jdbc.Connection.createNewIO(Connection.java:2743)
        at com.mysql.jdbc.Connection.<init>(Connection.java:1553)
        at com.mysql.jdbc.NonRegisteringDriver.connect(
NonRegisteringDriver.java:266)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:425)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:140)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:110)
        at
com.sun.gjc.spi.DSManagedConnectionFactory.createManagedConnection(
DSManagedConnectionFactory.java:107)
        at
com.sun.enterprise.resource.LocalTxConnectorAllocator.createResource(
LocalTxConnectorAllocator.java:68)
        at
com.sun.enterprise.resource.AbstractResourcePool.createSingleResource(
AbstractResourcePool.java:874)
        at
com.sun.enterprise.resource.AbstractResourcePool.createResourceAndAddToPool(
AbstractResourcePool.java:1678)
        at com.sun.enterprise.resource.AbstractResourcePool.createResources(
AbstractResourcePool.java:900)
        at com.sun.enterprise.resource.AbstractResourcePool.initPool(
AbstractResourcePool.java:225)
        at
com.sun.enterprise.resource.AbstractResourcePool.internalGetResource(
AbstractResourcePool.java:516)
        at com.sun.enterprise.resource.AbstractResourcePool.getResource(
AbstractResourcePool.java:443)
        at com.sun.enterprise.resource.PoolManagerImpl.getResourceFromPool(
PoolManagerImpl.java:248)
        at com.sun.enterprise.resource.PoolManagerImpl.getResource(
PoolManagerImpl.java:176)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.internalGetConnection(
ConnectionManagerImpl.java:327)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:189)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:165)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:158)
        at com.sun.gjc.spi.base.DataSource.getConnection(DataSource.java
:108)
        at oracle.toplink.essentials.jndi.JNDIConnector.connect(
JNDIConnector.java:146)
        at
oracle.toplink.essentials.sessions.DatasourceLogin.connectToDatasource(
DatasourceLogin.java:186)
        at
oracle.toplink.essentials.internal.sessions.DatabaseSessionImpl.loginAndDetectDatasource
(DatabaseSessionImpl.java:553)
        at
oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.login(
EntityManagerFactoryProvider.java:222)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(
EntityManagerSetupImpl.java:228)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession
(EntityManagerFactoryImpl.java:94)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl
(EntityManagerFactoryImpl.java:127)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerFactoryImpl.createEntityManager
(EntityManagerFactoryImpl.java:100)
        at com.sun.enterprise.util.EntityManagerWrapper._getDelegate(
EntityManagerWrapper.java:326)
        at com.sun.enterprise.util.EntityManagerWrapper.find(
EntityManagerWrapper.java:546)
        at com.playground.concierge.model.facade.UserFacade.find(
UserFacade.java:53)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy73.find(Unknown Source)
        at com.playground.concierge.business.UserService.authenticate(
UserService.java:70)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy82.authenticate(Unknown Source)
        at
com.playground.concierge.presentation.managed.UserBean.authenticate(
UserBean.java:69)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.el.parser.AstValue.invoke(AstValue.java:187)
        at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java
:297)
        at com.sun.facelets.el.TagMethodExpression.invoke(
TagMethodExpression.java:68)
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke
(MethodBindingMethodExpressionAdapter.java:77)
        at com.sun.faces.application.ActionListenerImpl.processAction(
ActionListenerImpl.java:91)
        at javax.faces.component.UICommand.broadcast(UICommand.java:383)
        at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java
:447)
        at javax.faces.component.UIViewRoot.processApplication(
UIViewRoot.java:752)
        at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(
InvokeApplicationPhase.java:97)
        at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java
:251)
        at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java
:117)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(
BlockingServlet.java:456)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(
BlockingServlet.java:444)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.executeRequest(
BlockingServlet.java:314)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(
BlockingServlet.java:186)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
        at org.apache.catalina.core.ApplicationFilterChain.servletService(
ApplicationFilterChain.java:411)
        at org.apache.catalina.core.StandardWrapperValve.invoke(
StandardWrapperValve.java:290)
        at org.apache.catalina.core.StandardContextValve.invokeInternal(
StandardContextValve.java:271)
        at org.apache.catalina.core.StandardContextValve.invoke(
StandardContextValve.java:202)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)
        at org.apache.catalina.core.StandardHostValve.invoke(
StandardHostValve.java:206)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.catalina.core.StandardEngineValve.invoke(
StandardEngineValve.java:150)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.coyote.tomcat5.CoyoteAdapter.service(
CoyoteAdapter.java:268)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(
DefaultProcessorTask.java:631)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(
DefaultProcessorTask.java:562)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(
DefaultProcessorTask.java:803)
        at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
(DefaultReadTask.java:339)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:261)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:212)
        at
com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(
PortUnificationPipeline.java:359)
        at com.sun.enterprise.web.connector.grizzly.TaskBase.run(
TaskBase.java:265)
        at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(
SSLWorkerThread.java:106)
** END NESTED EXCEPTION **
Last packet sent to the server was 201 ms
ago.;_RequestID=76b9d8f5-14b7-4126-9c80-6a3352d36f94;|RAR5114 : Error
allocating connection : [Error in allocating a connection. Cause: Connection
could not be allocated because: Communications link failure due to
underlying exception:
** BEGIN NESTED EXCEPTION **
com.mysql.jdbc.CommunicationsException
MESSAGE: Communications link failure due to underlying exception:
** BEGIN NESTED EXCEPTION **
java.io.EOFException
STACKTRACE:
java.io.EOFException
        at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1963)
        at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:557)
        at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1027)
        at com.mysql.jdbc.Connection.createNewIO(Connection.java:2743)
        at com.mysql.jdbc.Connection.<init>(Connection.java:1553)
        at com.mysql.jdbc.NonRegisteringDriver.connect(
NonRegisteringDriver.java:266)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:425)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:140)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:110)
        at
com.sun.gjc.spi.DSManagedConnectionFactory.createManagedConnection(
DSManagedConnectionFactory.java:107)
        at
com.sun.enterprise.resource.LocalTxConnectorAllocator.createResource(
LocalTxConnectorAllocator.java:68)
        at
com.sun.enterprise.resource.AbstractResourcePool.createSingleResource(
AbstractResourcePool.java:874)
        at
com.sun.enterprise.resource.AbstractResourcePool.createResourceAndAddToPool(
AbstractResourcePool.java:1678)
        at com.sun.enterprise.resource.AbstractResourcePool.createResources(
AbstractResourcePool.java:900)
        at com.sun.enterprise.resource.AbstractResourcePool.initPool(
AbstractResourcePool.java:225)
        at
com.sun.enterprise.resource.AbstractResourcePool.internalGetResource(
AbstractResourcePool.java:516)
        at com.sun.enterprise.resource.AbstractResourcePool.getResource(
AbstractResourcePool.java:443)
        at com.sun.enterprise.resource.PoolManagerImpl.getResourceFromPool(
PoolManagerImpl.java:248)
        at com.sun.enterprise.resource.PoolManagerImpl.getResource(
PoolManagerImpl.java:176)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.internalGetConnection(
ConnectionManagerImpl.java:327)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:189)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:165)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:158)
        at com.sun.gjc.spi.base.DataSource.getConnection(DataSource.java
:108)
        at oracle.toplink.essentials.jndi.JNDIConnector.connect(
JNDIConnector.java:146)
        at
oracle.toplink.essentials.sessions.DatasourceLogin.connectToDatasource(
DatasourceLogin.java:186)
        at
oracle.toplink.essentials.internal.sessions.DatabaseSessionImpl.loginAndDetectDatasource
(DatabaseSessionImpl.java:553)
        at
oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.login(
EntityManagerFactoryProvider.java:222)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(
EntityManagerSetupImpl.java:228)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession
(EntityManagerFactoryImpl.java:94)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl
(EntityManagerFactoryImpl.java:127)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerFactoryImpl.createEntityManager
(EntityManagerFactoryImpl.java:100)
        at com.sun.enterprise.util.EntityManagerWrapper._getDelegate(
EntityManagerWrapper.java:326)
        at com.sun.enterprise.util.EntityManagerWrapper.find(
EntityManagerWrapper.java:546)
        at com.playground.concierge.model.facade.UserFacade.find(
UserFacade.java:53)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy73.find(Unknown Source)
        at com.playground.concierge.business.UserService.authenticate(
UserService.java:70)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy82.authenticate(Unknown Source)
        at
com.playground.concierge.presentation.managed.UserBean.authenticate(
UserBean.java:69)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.el.parser.AstValue.invoke(AstValue.java:187)
        at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java
:297)
        at com.sun.facelets.el.TagMethodExpression.invoke(
TagMethodExpression.java:68)
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke
(MethodBindingMethodExpressionAdapter.java:77)
        at com.sun.faces.application.ActionListenerImpl.processAction(
ActionListenerImpl.java:91)
        at javax.faces.component.UICommand.broadcast(UICommand.java:383)
        at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java
:447)
        at javax.faces.component.UIViewRoot.processApplication(
UIViewRoot.java:752)
        at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(
InvokeApplicationPhase.java:97)
        at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java
:251)
        at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java
:117)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(
BlockingServlet.java:456)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(
BlockingServlet.java:444)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.executeRequest(
BlockingServlet.java:314)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(
BlockingServlet.java:186)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
        at org.apache.catalina.core.ApplicationFilterChain.servletService(
ApplicationFilterChain.java:411)
        at org.apache.catalina.core.StandardWrapperValve.invoke(
StandardWrapperValve.java:290)
        at org.apache.catalina.core.StandardContextValve.invokeInternal(
StandardContextValve.java:271)
        at org.apache.catalina.core.StandardContextValve.invoke(
StandardContextValve.java:202)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)
        at org.apache.catalina.core.StandardHostValve.invoke(
StandardHostValve.java:206)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.catalina.core.StandardEngineValve.invoke(
StandardEngineValve.java:150)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.coyote.tomcat5.CoyoteAdapter.service(
CoyoteAdapter.java:268)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(
DefaultProcessorTask.java:631)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(
DefaultProcessorTask.java:562)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(
DefaultProcessorTask.java:803)
        at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
(DefaultReadTask.java:339)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:261)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:212)
        at
com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(
PortUnificationPipeline.java:359)
        at com.sun.enterprise.web.connector.grizzly.TaskBase.run(
TaskBase.java:265)
        at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(
SSLWorkerThread.java:106)
** END NESTED EXCEPTION **
Last packet sent to the server was 650 ms ago.
STACKTRACE:
com.mysql.jdbc.CommunicationsException: Communications link failure due to
underlying exception:
** BEGIN NESTED EXCEPTION **
java.io.EOFException
STACKTRACE:
java.io.EOFException
        at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1963)
        at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:557)
        at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1027)
        at com.mysql.jdbc.Connection.createNewIO(Connection.java:2743)
        at com.mysql.jdbc.Connection.<init>(Connection.java:1553)
        at com.mysql.jdbc.NonRegisteringDriver.connect(
NonRegisteringDriver.java:266)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:425)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:140)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:110)
        at
com.sun.gjc.spi.DSManagedConnectionFactory.createManagedConnection(
DSManagedConnectionFactory.java:107)
        at
com.sun.enterprise.resource.LocalTxConnectorAllocator.createResource(
LocalTxConnectorAllocator.java:68)
        at
com.sun.enterprise.resource.AbstractResourcePool.createSingleResource(
AbstractResourcePool.java:874)
        at
com.sun.enterprise.resource.AbstractResourcePool.createResourceAndAddToPool(
AbstractResourcePool.java:1678)
        at com.sun.enterprise.resource.AbstractResourcePool.createResources(
AbstractResourcePool.java:900)
        at com.sun.enterprise.resource.AbstractResourcePool.initPool(
AbstractResourcePool.java:225)
        at
com.sun.enterprise.resource.AbstractResourcePool.internalGetResource(
AbstractResourcePool.java:516)
        at com.sun.enterprise.resource.AbstractResourcePool.getResource(
AbstractResourcePool.java:443)
        at com.sun.enterprise.resource.PoolManagerImpl.getResourceFromPool(
PoolManagerImpl.java:248)
        at com.sun.enterprise.resource.PoolManagerImpl.getResource(
PoolManagerImpl.java:176)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.internalGetConnection(
ConnectionManagerImpl.java:327)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:189)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:165)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:158)
        at com.sun.gjc.spi.base.DataSource.getConnection(DataSource.java
:108)
        at oracle.toplink.essentials.jndi.JNDIConnector.connect(
JNDIConnector.java:146)
        at
oracle.toplink.essentials.sessions.DatasourceLogin.connectToDatasource(
DatasourceLogin.java:186)
        at
oracle.toplink.essentials.internal.sessions.DatabaseSessionImpl.loginAndDetectDatasource
(DatabaseSessionImpl.java:553)
        at
oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.login(
EntityManagerFactoryProvider.java:222)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(
EntityManagerSetupImpl.java:228)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession
(EntityManagerFactoryImpl.java:94)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl
(EntityManagerFactoryImpl.java:127)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerFactoryImpl.createEntityManager
(EntityManagerFactoryImpl.java:100)
        at com.sun.enterprise.util.EntityManagerWrapper._getDelegate(
EntityManagerWrapper.java:326)
        at com.sun.enterprise.util.EntityManagerWrapper.find(
EntityManagerWrapper.java:546)
        at com.playground.concierge.model.facade.UserFacade.find(
UserFacade.java:53)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy73.find(Unknown Source)
        at com.playground.concierge.business.UserService.authenticate(
UserService.java:70)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy82.authenticate(Unknown Source)
        at
com.playground.concierge.presentation.managed.UserBean.authenticate(
UserBean.java:69)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.el.parser.AstValue.invoke(AstValue.java:187)
        at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java
:297)
        at com.sun.facelets.el.TagMethodExpression.invoke(
TagMethodExpression.java:68)
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke
(MethodBindingMethodExpressionAdapter.java:77)
        at com.sun.faces.application.ActionListenerImpl.processAction(
ActionListenerImpl.java:91)
        at javax.faces.component.UICommand.broadcast(UICommand.java:383)
        at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java
:447)
        at javax.faces.component.UIViewRoot.processApplication(
UIViewRoot.java:752)
        at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(
InvokeApplicationPhase.java:97)
        at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java
:251)
        at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java
:117)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(
BlockingServlet.java:456)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(
BlockingServlet.java:444)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.executeRequest(
BlockingServlet.java:314)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(
BlockingServlet.java:186)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
        at org.apache.catalina.core.ApplicationFilterChain.servletService(
ApplicationFilterChain.java:411)
        at org.apache.catalina.core.StandardWrapperValve.invoke(
StandardWrapperValve.java:290)
        at org.apache.catalina.core.StandardContextValve.invokeInternal(
StandardContextValve.java:271)
        at org.apache.catalina.core.StandardContextValve.invoke(
StandardContextValve.java:202)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)
        at org.apache.catalina.core.StandardHostValve.invoke(
StandardHostValve.java:206)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.catalina.core.StandardEngineValve.invoke(
StandardEngineValve.java:150)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.coyote.tomcat5.CoyoteAdapter.service(
CoyoteAdapter.java:268)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(
DefaultProcessorTask.java:631)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(
DefaultProcessorTask.java:562)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(
DefaultProcessorTask.java:803)
        at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
(DefaultReadTask.java:339)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:261)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:212)
        at
com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(
PortUnificationPipeline.java:359)
        at com.sun.enterprise.web.connector.grizzly.TaskBase.run(
TaskBase.java:265)
        at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(
SSLWorkerThread.java:106)
** END NESTED EXCEPTION **
Last packet sent to the server was 650 ms ago.
        at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:625)
        at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1027)
        at com.mysql.jdbc.Connection.createNewIO(Connection.java:2743)
        at com.mysql.jdbc.Connection.<init>(Connection.java:1553)
        at com.mysql.jdbc.NonRegisteringDriver.connect(
NonRegisteringDriver.java:266)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:425)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:140)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:110)
        at
com.sun.gjc.spi.DSManagedConnectionFactory.createManagedConnection(
DSManagedConnectionFactory.java:107)
        at
com.sun.enterprise.resource.LocalTxConnectorAllocator.createResource(
LocalTxConnectorAllocator.java:68)
        at
com.sun.enterprise.resource.AbstractResourcePool.createSingleResource(
AbstractResourcePool.java:874)
        at
com.sun.enterprise.resource.AbstractResourcePool.createResourceAndAddToPool(
AbstractResourcePool.java:1678)
        at com.sun.enterprise.resource.AbstractResourcePool.createResources(
AbstractResourcePool.java:900)
        at com.sun.enterprise.resource.AbstractResourcePool.initPool(
AbstractResourcePool.java:225)
        at
com.sun.enterprise.resource.AbstractResourcePool.internalGetResource(
AbstractResourcePool.java:516)
        at com.sun.enterprise.resource.AbstractResourcePool.getResource(
AbstractResourcePool.java:443)
        at com.sun.enterprise.resource.PoolManagerImpl.getResourceFromPool(
PoolManagerImpl.java:248)
        at com.sun.enterprise.resource.PoolManagerImpl.getResource(
PoolManagerImpl.java:176)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.internalGetConnection(
ConnectionManagerImpl.java:327)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:189)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:165)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:158)
        at com.sun.gjc.spi.base.DataSource.getConnection(DataSource.java
:108)
        at oracle.toplink.essentials.jndi.JNDIConnector.connect(
JNDIConnector.java:146)
        at
oracle.toplink.essentials.sessions.DatasourceLogin.connectToDatasource(
DatasourceLogin.java:186)
        at
oracle.toplink.essentials.internal.sessions.DatabaseSessionImpl.loginAndDetectDatasource
(DatabaseSessionImpl.java:553)
        at
oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.login(
EntityManagerFactoryProvider.java:222)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(
EntityManagerSetupImpl.java:228)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession
(EntityManagerFactoryImpl.java:94)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl
(EntityManagerFactoryImpl.java:127)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerFactoryImpl.createEntityManager
(EntityManagerFactoryImpl.java:100)
        at com.sun.enterprise.util.EntityManagerWrapper._getDelegate(
EntityManagerWrapper.java:326)
        at com.sun.enterprise.util.EntityManagerWrapper.find(
EntityManagerWrapper.java:546)
        at com.playground.concierge.model.facade.UserFacade.find(
UserFacade.java:53)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy73.find(Unknown Source)
        at com.playground.concierge.business.UserService.authenticate(
UserService.java:70)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy82.authenticate(Unknown Source)
        at
com.playground.concierge.presentation.managed.UserBean.authenticate(
UserBean.java:69)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.el.parser.AstValue.invoke(AstValue.java:187)
        at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java
:297)
        at com.sun.facelets.el.TagMethodExpression.invoke(
TagMethodExpression.java:68)
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke
(MethodBindingMethodExpressionAdapter.java:77)
        at com.sun.faces.application.ActionListenerImpl.processAction(
ActionListenerImpl.java:91)
        at javax.faces.component.UICommand.broadcast(UICommand.java:383)
        at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java
:447)
        at javax.faces.component.UIViewRoot.processApplication(
UIViewRoot.java:752)
        at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(
InvokeApplicationPhase.java:97)
        at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java
:251)
        at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java
:117)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(
BlockingServlet.java:456)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(
BlockingServlet.java:444)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.executeRequest(
BlockingServlet.java:314)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(
BlockingServlet.java:186)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
        at org.apache.catalina.core.ApplicationFilterChain.servletService(
ApplicationFilterChain.java:411)
        at org.apache.catalina.core.StandardWrapperValve.invoke(
StandardWrapperValve.java:290)
        at org.apache.catalina.core.StandardContextValve.invokeInternal(
StandardContextValve.java:271)
        at org.apache.catalina.core.StandardContextValve.invoke(
StandardContextValve.java:202)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)
        at org.apache.catalina.core.StandardHostValve.invoke(
StandardHostValve.java:206)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.catalina.core.StandardEngineValve.invoke(
StandardEngineValve.java:150)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.coyote.tomcat5.CoyoteAdapter.service(
CoyoteAdapter.java:268)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(
DefaultProcessorTask.java:631)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(
DefaultProcessorTask.java:562)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(
DefaultProcessorTask.java:803)
        at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
(DefaultReadTask.java:339)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:261)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:212)
        at
com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(
PortUnificationPipeline.java:359)
        at com.sun.enterprise.web.connector.grizzly.TaskBase.run(
TaskBase.java:265)
        at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(
SSLWorkerThread.java:106)
** END NESTED EXCEPTION **
Last packet sent to the server was 201 ms ago.]
EJB5018: An exception was thrown during an ejb invocation on [UserFacade]
javax.ejb.TransactionRolledbackLocalException: Exception thrown from bean;
nested exception is: Exception [TOPLINK-4002] (Oracle TopLink Essentials -
2.0 (Build b47-beta3 (05/15/2007))):
oracle.toplink.essentials.exceptions.DatabaseException
Internal Exception: java.sql.SQLException: Error in allocating a connection.
Cause: Connection could not be allocated because: Communications link
failure due to underlying exception:
** BEGIN NESTED EXCEPTION **
com.mysql.jdbc.CommunicationsException
MESSAGE: Communications link failure due to underlying exception:
** BEGIN NESTED EXCEPTION **
java.io.EOFException
STACKTRACE:
java.io.EOFException
        at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1963)
        at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:557)
        at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1027)
        at com.mysql.jdbc.Connection.createNewIO(Connection.java:2743)
        at com.mysql.jdbc.Connection.<init>(Connection.java:1553)
        at com.mysql.jdbc.NonRegisteringDriver.connect(
NonRegisteringDriver.java:266)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:425)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:140)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:110)
        at
com.sun.gjc.spi.DSManagedConnectionFactory.createManagedConnection(
DSManagedConnectionFactory.java:107)
        at
com.sun.enterprise.resource.LocalTxConnectorAllocator.createResource(
LocalTxConnectorAllocator.java:68)
        at
com.sun.enterprise.resource.AbstractResourcePool.createSingleResource(
AbstractResourcePool.java:874)
        at
com.sun.enterprise.resource.AbstractResourcePool.createResourceAndAddToPool(
AbstractResourcePool.java:1678)
        at com.sun.enterprise.resource.AbstractResourcePool.createResources(
AbstractResourcePool.java:900)
        at com.sun.enterprise.resource.AbstractResourcePool.initPool(
AbstractResourcePool.java:225)
        at
com.sun.enterprise.resource.AbstractResourcePool.internalGetResource(
AbstractResourcePool.java:516)
        at com.sun.enterprise.resource.AbstractResourcePool.getResource(
AbstractResourcePool.java:443)
        at com.sun.enterprise.resource.PoolManagerImpl.getResourceFromPool(
PoolManagerImpl.java:248)
        at com.sun.enterprise.resource.PoolManagerImpl.getResource(
PoolManagerImpl.java:176)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.internalGetConnection(
ConnectionManagerImpl.java:327)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:189)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:165)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:158)
        at com.sun.gjc.spi.base.DataSource.getConnection(DataSource.java
:108)
        at oracle.toplink.essentials.jndi.JNDIConnector.connect(
JNDIConnector.java:146)
        at
oracle.toplink.essentials.sessions.DatasourceLogin.connectToDatasource(
DatasourceLogin.java:186)
        at
oracle.toplink.essentials.internal.sessions.DatabaseSessionImpl.loginAndDetectDatasource
(DatabaseSessionImpl.java:553)
        at
oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.login(
EntityManagerFactoryProvider.java:222)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(
EntityManagerSetupImpl.java:228)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession
(EntityManagerFactoryImpl.java:94)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl
(EntityManagerFactoryImpl.java:127)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerFactoryImpl.createEntityManager
(EntityManagerFactoryImpl.java:100)
        at com.sun.enterprise.util.EntityManagerWrapper._getDelegate(
EntityManagerWrapper.java:326)
        at com.sun.enterprise.util.EntityManagerWrapper.find(
EntityManagerWrapper.java:546)
        at com.playground.concierge.model.facade.UserFacade.find(
UserFacade.java:53)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy73.find(Unknown Source)
        at com.playground.concierge.business.UserService.authenticate(
UserService.java:70)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy82.authenticate(Unknown Source)
        at
com.playground.concierge.presentation.managed.UserBean.authenticate(
UserBean.java:69)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.el.parser.AstValue.invoke(AstValue.java:187)
        at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java
:297)
        at com.sun.facelets.el.TagMethodExpression.invoke(
TagMethodExpression.java:68)
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke
(MethodBindingMethodExpressionAdapter.java:77)
        at com.sun.faces.application.ActionListenerImpl.processAction(
ActionListenerImpl.java:91)
        at javax.faces.component.UICommand.broadcast(UICommand.java:383)
        at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java
:447)
        at javax.faces.component.UIViewRoot.processApplication(
UIViewRoot.java:752)
        at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(
InvokeApplicationPhase.java:97)
        at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java
:251)
        at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java
:117)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(
BlockingServlet.java:456)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(
BlockingServlet.java:444)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.executeRequest(
BlockingServlet.java:314)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(
BlockingServlet.java:186)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
        at org.apache.catalina.core.ApplicationFilterChain.servletService(
ApplicationFilterChain.java:411)
        at org.apache.catalina.core.StandardWrapperValve.invoke(
StandardWrapperValve.java:290)
        at org.apache.catalina.core.StandardContextValve.invokeInternal(
StandardContextValve.java:271)
        at org.apache.catalina.core.StandardContextValve.invoke(
StandardContextValve.java:202)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)
        at org.apache.catalina.core.StandardHostValve.invoke(
StandardHostValve.java:206)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.catalina.core.StandardEngineValve.invoke(
StandardEngineValve.java:150)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.coyote.tomcat5.CoyoteAdapter.service(
CoyoteAdapter.java:268)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(
DefaultProcessorTask.java:631)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(
DefaultProcessorTask.java:562)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(
DefaultProcessorTask.java:803)
        at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
(DefaultReadTask.java:339)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:261)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:212)
        at
com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(
PortUnificationPipeline.java:359)
        at com.sun.enterprise.web.connector.grizzly.TaskBase.run(
TaskBase.java:265)
        at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(
SSLWorkerThread.java:106)
** END NESTED EXCEPTION **
Last packet sent to the server was 650 ms ago.
STACKTRACE:
com.mysql.jdbc.CommunicationsException: Communications link failure due to
underlying exception:
** BEGIN NESTED EXCEPTION **
java.io.EOFException
STACKTRACE:
java.io.EOFException
        at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1963)
        at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:557)
        at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1027)
        at com.mysql.jdbc.Connection.createNewIO(Connection.java:2743)
        at com.mysql.jdbc.Connection.<init>(Connection.java:1553)
        at com.mysql.jdbc.NonRegisteringDriver.connect(
NonRegisteringDriver.java:266)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:425)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:140)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:110)
        at
com.sun.gjc.spi.DSManagedConnectionFactory.createManagedConnection(
DSManagedConnectionFactory.java:107)
        at
com.sun.enterprise.resource.LocalTxConnectorAllocator.createResource(
LocalTxConnectorAllocator.java:68)
        at
com.sun.enterprise.resource.AbstractResourcePool.createSingleResource(
AbstractResourcePool.java:874)
        at
com.sun.enterprise.resource.AbstractResourcePool.createResourceAndAddToPool(
AbstractResourcePool.java:1678)
        at com.sun.enterprise.resource.AbstractResourcePool.createResources(
AbstractResourcePool.java:900)
        at com.sun.enterprise.resource.AbstractResourcePool.initPool(
AbstractResourcePool.java:225)
        at
com.sun.enterprise.resource.AbstractResourcePool.internalGetResource(
AbstractResourcePool.java:516)
        at com.sun.enterprise.resource.AbstractResourcePool.getResource(
AbstractResourcePool.java:443)
        at com.sun.enterprise.resource.PoolManagerImpl.getResourceFromPool(
PoolManagerImpl.java:248)
        at com.sun.enterprise.resource.PoolManagerImpl.getResource(
PoolManagerImpl.java:176)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.internalGetConnection(
ConnectionManagerImpl.java:327)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:189)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:165)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:158)
        at com.sun.gjc.spi.base.DataSource.getConnection(DataSource.java
:108)
        at oracle.toplink.essentials.jndi.JNDIConnector.connect(
JNDIConnector.java:146)
        at
oracle.toplink.essentials.sessions.DatasourceLogin.connectToDatasource(
DatasourceLogin.java:186)
        at
oracle.toplink.essentials.internal.sessions.DatabaseSessionImpl.loginAndDetectDatasource
(DatabaseSessionImpl.java:553)
        at
oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.login(
EntityManagerFactoryProvider.java:222)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(
EntityManagerSetupImpl.java:228)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession
(EntityManagerFactoryImpl.java:94)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl
(EntityManagerFactoryImpl.java:127)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerFactoryImpl.createEntityManager
(EntityManagerFactoryImpl.java:100)
        at com.sun.enterprise.util.EntityManagerWrapper._getDelegate(
EntityManagerWrapper.java:326)
        at com.sun.enterprise.util.EntityManagerWrapper.find(
EntityManagerWrapper.java:546)
        at com.playground.concierge.model.facade.UserFacade.find(
UserFacade.java:53)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy73.find(Unknown Source)
        at com.playground.concierge.business.UserService.authenticate(
UserService.java:70)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy82.authenticate(Unknown Source)
        at
com.playground.concierge.presentation.managed.UserBean.authenticate(
UserBean.java:69)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.el.parser.AstValue.invoke(AstValue.java:187)
        at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java
:297)
        at com.sun.facelets.el.TagMethodExpression.invoke(
TagMethodExpression.java:68)
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke
(MethodBindingMethodExpressionAdapter.java:77)
        at com.sun.faces.application.ActionListenerImpl.processAction(
ActionListenerImpl.java:91)
        at javax.faces.component.UICommand.broadcast(UICommand.java:383)
        at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java
:447)
        at javax.faces.component.UIViewRoot.processApplication(
UIViewRoot.java:752)
        at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(
InvokeApplicationPhase.java:97)
        at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java
:251)
        at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java
:117)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(
BlockingServlet.java:456)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(
BlockingServlet.java:444)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.executeRequest(
BlockingServlet.java:314)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(
BlockingServlet.java:186)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
        at org.apache.catalina.core.ApplicationFilterChain.servletService(
ApplicationFilterChain.java:411)
        at org.apache.catalina.core.StandardWrapperValve.invoke(
StandardWrapperValve.java:290)
        at org.apache.catalina.core.StandardContextValve.invokeInternal(
StandardContextValve.java:271)
        at org.apache.catalina.core.StandardContextValve.invoke(
StandardContextValve.java:202)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)
        at org.apache.catalina.core.StandardHostValve.invoke(
StandardHostValve.java:206)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.catalina.core.StandardEngineValve.invoke(
StandardEngineValve.java:150)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.coyote.tomcat5.CoyoteAdapter.service(
CoyoteAdapter.java:268)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(
DefaultProcessorTask.java:631)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(
DefaultProcessorTask.java:562)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(
DefaultProcessorTask.java:803)
        at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
(DefaultReadTask.java:339)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:261)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:212)
        at
com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(
PortUnificationPipeline.java:359)
        at com.sun.enterprise.web.connector.grizzly.TaskBase.run(
TaskBase.java:265)
        at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(
SSLWorkerThread.java:106)
** END NESTED EXCEPTION **
Last packet sent to the server was 650 ms ago.
        at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:625)
        at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1027)
        at com.mysql.jdbc.Connection.createNewIO(Connection.java:2743)
        at com.mysql.jdbc.Connection.<init>(Connection.java:1553)
        at com.mysql.jdbc.NonRegisteringDriver.connect(
NonRegisteringDriver.java:266)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:425)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:140)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:110)
        at
com.sun.gjc.spi.DSManagedConnectionFactory.createManagedConnection(
DSManagedConnectionFactory.java:107)
        at
com.sun.enterprise.resource.LocalTxConnectorAllocator.createResource(
LocalTxConnectorAllocator.java:68)
        at
com.sun.enterprise.resource.AbstractResourcePool.createSingleResource(
AbstractResourcePool.java:874)
        at
com.sun.enterprise.resource.AbstractResourcePool.createResourceAndAddToPool(
AbstractResourcePool.java:1678)
        at com.sun.enterprise.resource.AbstractResourcePool.createResources(
AbstractResourcePool.java:900)
        at com.sun.enterprise.resource.AbstractResourcePool.initPool(
AbstractResourcePool.java:225)
        at
com.sun.enterprise.resource.AbstractResourcePool.internalGetResource(
AbstractResourcePool.java:516)
        at com.sun.enterprise.resource.AbstractResourcePool.getResource(
AbstractResourcePool.java:443)
        at com.sun.enterprise.resource.PoolManagerImpl.getResourceFromPool(
PoolManagerImpl.java:248)
        at com.sun.enterprise.resource.PoolManagerImpl.getResource(
PoolManagerImpl.java:176)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.internalGetConnection(
ConnectionManagerImpl.java:327)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:189)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:165)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:158)
        at com.sun.gjc.spi.base.DataSource.getConnection(DataSource.java
:108)
        at oracle.toplink.essentials.jndi.JNDIConnector.connect(
JNDIConnector.java:146)
        at
oracle.toplink.essentials.sessions.DatasourceLogin.connectToDatasource(
DatasourceLogin.java:186)
        at
oracle.toplink.essentials.internal.sessions.DatabaseSessionImpl.loginAndDetectDatasource
(DatabaseSessionImpl.java:553)
        at
oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.login(
EntityManagerFactoryProvider.java:222)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(
EntityManagerSetupImpl.java:228)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession
(EntityManagerFactoryImpl.java:94)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl
(EntityManagerFactoryImpl.java:127)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerFactoryImpl.createEntityManager
(EntityManagerFactoryImpl.java:100)
        at com.sun.enterprise.util.EntityManagerWrapper._getDelegate(
EntityManagerWrapper.java:326)
        at com.sun.enterprise.util.EntityManagerWrapper.find(
EntityManagerWrapper.java:546)
        at com.playground.concierge.model.facade.UserFacade.find(
UserFacade.java:53)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy73.find(Unknown Source)
        at com.playground.concierge.business.UserService.authenticate(
UserService.java:70)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy82.authenticate(Unknown Source)
        at
com.playground.concierge.presentation.managed.UserBean.authenticate(
UserBean.java:69)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.el.parser.AstValue.invoke(AstValue.java:187)
        at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java
:297)
        at com.sun.facelets.el.TagMethodExpression.invoke(
TagMethodExpression.java:68)
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke
(MethodBindingMethodExpressionAdapter.java:77)
        at com.sun.faces.application.ActionListenerImpl.processAction(
ActionListenerImpl.java:91)
        at javax.faces.component.UICommand.broadcast(UICommand.java:383)
        at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java
:447)
        at javax.faces.component.UIViewRoot.processApplication(
UIViewRoot.java:752)
        at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(
InvokeApplicationPhase.java:97)
        at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java
:251)
        at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java
:117)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(
BlockingServlet.java:456)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(
BlockingServlet.java:444)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.executeRequest(
BlockingServlet.java:314)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(
BlockingServlet.java:186)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
        at org.apache.catalina.core.ApplicationFilterChain.servletService(
ApplicationFilterChain.java:411)
        at org.apache.catalina.core.StandardWrapperValve.invoke(
StandardWrapperValve.java:290)
        at org.apache.catalina.core.StandardContextValve.invokeInternal(
StandardContextValve.java:271)
        at org.apache.catalina.core.StandardContextValve.invoke(
StandardContextValve.java:202)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)
        at org.apache.catalina.core.StandardHostValve.invoke(
StandardHostValve.java:206)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.catalina.core.StandardEngineValve.invoke(
StandardEngineValve.java:150)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.coyote.tomcat5.CoyoteAdapter.service(
CoyoteAdapter.java:268)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(
DefaultProcessorTask.java:631)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(
DefaultProcessorTask.java:562)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(
DefaultProcessorTask.java:803)
        at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
(DefaultReadTask.java:339)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:261)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:212)
        at
com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(
PortUnificationPipeline.java:359)
        at com.sun.enterprise.web.connector.grizzly.TaskBase.run(
TaskBase.java:265)
        at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(
SSLWorkerThread.java:106)
** END NESTED EXCEPTION **
Last packet sent to the server was 201 ms ago.
Error Code: 0
Local Exception Stack:
Exception [TOPLINK-4002] (Oracle TopLink Essentials - 2.0 (Build b47-beta3
(05/15/2007))): oracle.toplink.essentials.exceptions.DatabaseException
Internal Exception: java.sql.SQLException: Error in allocating a connection.
Cause: Connection could not be allocated because: Communications link
failure due to underlying exception:
** BEGIN NESTED EXCEPTION **
com.mysql.jdbc.CommunicationsException
MESSAGE: Communications link failure due to underlying exception:
** BEGIN NESTED EXCEPTION **
java.io.EOFException
STACKTRACE:
java.io.EOFException
        at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1963)
        at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:557)
        at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1027)
        at com.mysql.jdbc.Connection.createNewIO(Connection.java:2743)
        at com.mysql.jdbc.Connection.<init>(Connection.java:1553)
        at com.mysql.jdbc.NonRegisteringDriver.connect(
NonRegisteringDriver.java:266)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:425)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:140)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:110)
        at
com.sun.gjc.spi.DSManagedConnectionFactory.createManagedConnection(
DSManagedConnectionFactory.java:107)
        at
com.sun.enterprise.resource.LocalTxConnectorAllocator.createResource(
LocalTxConnectorAllocator.java:68)
        at
com.sun.enterprise.resource.AbstractResourcePool.createSingleResource(
AbstractResourcePool.java:874)
        at
com.sun.enterprise.resource.AbstractResourcePool.createResourceAndAddToPool(
AbstractResourcePool.java:1678)
        at com.sun.enterprise.resource.AbstractResourcePool.createResources(
AbstractResourcePool.java:900)
        at com.sun.enterprise.resource.AbstractResourcePool.initPool(
AbstractResourcePool.java:225)
        at
com.sun.enterprise.resource.AbstractResourcePool.internalGetResource(
AbstractResourcePool.java:516)
        at com.sun.enterprise.resource.AbstractResourcePool.getResource(
AbstractResourcePool.java:443)
        at com.sun.enterprise.resource.PoolManagerImpl.getResourceFromPool(
PoolManagerImpl.java:248)
        at com.sun.enterprise.resource.PoolManagerImpl.getResource(
PoolManagerImpl.java:176)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.internalGetConnection(
ConnectionManagerImpl.java:327)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:189)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:165)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:158)
        at com.sun.gjc.spi.base.DataSource.getConnection(DataSource.java
:108)
        at oracle.toplink.essentials.jndi.JNDIConnector.connect(
JNDIConnector.java:146)
        at
oracle.toplink.essentials.sessions.DatasourceLogin.connectToDatasource(
DatasourceLogin.java:186)
        at
oracle.toplink.essentials.internal.sessions.DatabaseSessionImpl.loginAndDetectDatasource
(DatabaseSessionImpl.java:553)
        at
oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.login(
EntityManagerFactoryProvider.java:222)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(
EntityManagerSetupImpl.java:228)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession
(EntityManagerFactoryImpl.java:94)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl
(EntityManagerFactoryImpl.java:127)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerFactoryImpl.createEntityManager
(EntityManagerFactoryImpl.java:100)
        at com.sun.enterprise.util.EntityManagerWrapper._getDelegate(
EntityManagerWrapper.java:326)
        at com.sun.enterprise.util.EntityManagerWrapper.find(
EntityManagerWrapper.java:546)
        at com.playground.concierge.model.facade.UserFacade.find(
UserFacade.java:53)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy73.find(Unknown Source)
        at com.playground.concierge.business.UserService.authenticate(
UserService.java:70)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy82.authenticate(Unknown Source)
        at
com.playground.concierge.presentation.managed.UserBean.authenticate(
UserBean.java:69)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.el.parser.AstValue.invoke(AstValue.java:187)
        at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java
:297)
        at com.sun.facelets.el.TagMethodExpression.invoke(
TagMethodExpression.java:68)
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke
(MethodBindingMethodExpressionAdapter.java:77)
        at com.sun.faces.application.ActionListenerImpl.processAction(
ActionListenerImpl.java:91)
        at javax.faces.component.UICommand.broadcast(UICommand.java:383)
        at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java
:447)
        at javax.faces.component.UIViewRoot.processApplication(
UIViewRoot.java:752)
        at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(
InvokeApplicationPhase.java:97)
        at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java
:251)
        at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java
:117)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(
BlockingServlet.java:456)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(
BlockingServlet.java:444)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.executeRequest(
BlockingServlet.java:314)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(
BlockingServlet.java:186)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
        at org.apache.catalina.core.ApplicationFilterChain.servletService(
ApplicationFilterChain.java:411)
        at org.apache.catalina.core.StandardWrapperValve.invoke(
StandardWrapperValve.java:290)
        at org.apache.catalina.core.StandardContextValve.invokeInternal(
StandardContextValve.java:271)
        at org.apache.catalina.core.StandardContextValve.invoke(
StandardContextValve.java:202)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)
        at org.apache.catalina.core.StandardHostValve.invoke(
StandardHostValve.java:206)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.catalina.core.StandardEngineValve.invoke(
StandardEngineValve.java:150)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.coyote.tomcat5.CoyoteAdapter.service(
CoyoteAdapter.java:268)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(
DefaultProcessorTask.java:631)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(
DefaultProcessorTask.java:562)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(
DefaultProcessorTask.java:803)
        at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
(DefaultReadTask.java:339)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:261)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:212)
        at
com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(
PortUnificationPipeline.java:359)
        at com.sun.enterprise.web.connector.grizzly.TaskBase.run(
TaskBase.java:265)
        at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(
SSLWorkerThread.java:106)
** END NESTED EXCEPTION **
Last packet sent to the server was 650 ms ago.
STACKTRACE:
com.mysql.jdbc.CommunicationsException: Communications link failure due to
underlying exception:
** BEGIN NESTED EXCEPTION **
java.io.EOFException
STACKTRACE:
java.io.EOFException
        at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1963)
        at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:557)
        at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1027)
        at com.mysql.jdbc.Connection.createNewIO(Connection.java:2743)
        at com.mysql.jdbc.Connection.<init>(Connection.java:1553)
        at com.mysql.jdbc.NonRegisteringDriver.connect(
NonRegisteringDriver.java:266)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:425)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:140)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:110)
        at
com.sun.gjc.spi.DSManagedConnectionFactory.createManagedConnection(
DSManagedConnectionFactory.java:107)
        at
com.sun.enterprise.resource.LocalTxConnectorAllocator.createResource(
LocalTxConnectorAllocator.java:68)
        at
com.sun.enterprise.resource.AbstractResourcePool.createSingleResource(
AbstractResourcePool.java:874)
        at
com.sun.enterprise.resource.AbstractResourcePool.createResourceAndAddToPool(
AbstractResourcePool.java:1678)
        at com.sun.enterprise.resource.AbstractResourcePool.createResources(
AbstractResourcePool.java:900)
        at com.sun.enterprise.resource.AbstractResourcePool.initPool(
AbstractResourcePool.java:225)
        at
com.sun.enterprise.resource.AbstractResourcePool.internalGetResource(
AbstractResourcePool.java:516)
        at com.sun.enterprise.resource.AbstractResourcePool.getResource(
AbstractResourcePool.java:443)
        at com.sun.enterprise.resource.PoolManagerImpl.getResourceFromPool(
PoolManagerImpl.java:248)
        at com.sun.enterprise.resource.PoolManagerImpl.getResource(
PoolManagerImpl.java:176)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.internalGetConnection(
ConnectionManagerImpl.java:327)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:189)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:165)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:158)
        at com.sun.gjc.spi.base.DataSource.getConnection(DataSource.java
:108)
        at oracle.toplink.essentials.jndi.JNDIConnector.connect(
JNDIConnector.java:146)
        at
oracle.toplink.essentials.sessions.DatasourceLogin.connectToDatasource(
DatasourceLogin.java:186)
        at
oracle.toplink.essentials.internal.sessions.DatabaseSessionImpl.loginAndDetectDatasource
(DatabaseSessionImpl.java:553)
        at
oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.login(
EntityManagerFactoryProvider.java:222)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(
EntityManagerSetupImpl.java:228)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession
(EntityManagerFactoryImpl.java:94)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl
(EntityManagerFactoryImpl.java:127)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerFactoryImpl.createEntityManager
(EntityManagerFactoryImpl.java:100)
        at com.sun.enterprise.util.EntityManagerWrapper._getDelegate(
EntityManagerWrapper.java:326)
        at com.sun.enterprise.util.EntityManagerWrapper.find(
EntityManagerWrapper.java:546)
        at com.playground.concierge.model.facade.UserFacade.find(
UserFacade.java:53)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy73.find(Unknown Source)
        at com.playground.concierge.business.UserService.authenticate(
UserService.java:70)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy82.authenticate(Unknown Source)
        at
com.playground.concierge.presentation.managed.UserBean.authenticate(
UserBean.java:69)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.el.parser.AstValue.invoke(AstValue.java:187)
        at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java
:297)
        at com.sun.facelets.el.TagMethodExpression.invoke(
TagMethodExpression.java:68)
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke
(MethodBindingMethodExpressionAdapter.java:77)
        at com.sun.faces.application.ActionListenerImpl.processAction(
ActionListenerImpl.java:91)
        at javax.faces.component.UICommand.broadcast(UICommand.java:383)
        at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java
:447)
        at javax.faces.component.UIViewRoot.processApplication(
UIViewRoot.java:752)
        at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(
InvokeApplicationPhase.java:97)
        at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java
:251)
        at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java
:117)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(
BlockingServlet.java:456)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(
BlockingServlet.java:444)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.executeRequest(
BlockingServlet.java:314)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(
BlockingServlet.java:186)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
        at org.apache.catalina.core.ApplicationFilterChain.servletService(
ApplicationFilterChain.java:411)
        at org.apache.catalina.core.StandardWrapperValve.invoke(
StandardWrapperValve.java:290)
        at org.apache.catalina.core.StandardContextValve.invokeInternal(
StandardContextValve.java:271)
        at org.apache.catalina.core.StandardContextValve.invoke(
StandardContextValve.java:202)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)
        at org.apache.catalina.core.StandardHostValve.invoke(
StandardHostValve.java:206)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.catalina.core.StandardEngineValve.invoke(
StandardEngineValve.java:150)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.coyote.tomcat5.CoyoteAdapter.service(
CoyoteAdapter.java:268)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(
DefaultProcessorTask.java:631)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(
DefaultProcessorTask.java:562)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(
DefaultProcessorTask.java:803)
        at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
(DefaultReadTask.java:339)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:261)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:212)
        at
com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(
PortUnificationPipeline.java:359)
        at com.sun.enterprise.web.connector.grizzly.TaskBase.run(
TaskBase.java:265)
        at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(
SSLWorkerThread.java:106)
** END NESTED EXCEPTION **
Last packet sent to the server was 650 ms ago.
        at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:625)
        at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1027)
        at com.mysql.jdbc.Connection.createNewIO(Connection.java:2743)
        at com.mysql.jdbc.Connection.<init>(Connection.java:1553)
        at com.mysql.jdbc.NonRegisteringDriver.connect(
NonRegisteringDriver.java:266)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:425)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:140)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:110)
        at
com.sun.gjc.spi.DSManagedConnectionFactory.createManagedConnection(
DSManagedConnectionFactory.java:107)
        at
com.sun.enterprise.resource.LocalTxConnectorAllocator.createResource(
LocalTxConnectorAllocator.java:68)
        at
com.sun.enterprise.resource.AbstractResourcePool.createSingleResource(
AbstractResourcePool.java:874)
        at
com.sun.enterprise.resource.AbstractResourcePool.createResourceAndAddToPool(
AbstractResourcePool.java:1678)
        at com.sun.enterprise.resource.AbstractResourcePool.createResources(
AbstractResourcePool.java:900)
        at com.sun.enterprise.resource.AbstractResourcePool.initPool(
AbstractResourcePool.java:225)
        at
com.sun.enterprise.resource.AbstractResourcePool.internalGetResource(
AbstractResourcePool.java:516)
        at com.sun.enterprise.resource.AbstractResourcePool.getResource(
AbstractResourcePool.java:443)
        at com.sun.enterprise.resource.PoolManagerImpl.getResourceFromPool(
PoolManagerImpl.java:248)
        at com.sun.enterprise.resource.PoolManagerImpl.getResource(
PoolManagerImpl.java:176)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.internalGetConnection(
ConnectionManagerImpl.java:327)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:189)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:165)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:158)
        at com.sun.gjc.spi.base.DataSource.getConnection(DataSource.java
:108)
        at oracle.toplink.essentials.jndi.JNDIConnector.connect(
JNDIConnector.java:146)
        at
oracle.toplink.essentials.sessions.DatasourceLogin.connectToDatasource(
DatasourceLogin.java:186)
        at
oracle.toplink.essentials.internal.sessions.DatabaseSessionImpl.loginAndDetectDatasource
(DatabaseSessionImpl.java:553)
        at
oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.login(
EntityManagerFactoryProvider.java:222)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(
EntityManagerSetupImpl.java:228)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession
(EntityManagerFactoryImpl.java:94)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl
(EntityManagerFactoryImpl.java:127)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerFactoryImpl.createEntityManager
(EntityManagerFactoryImpl.java:100)
        at com.sun.enterprise.util.EntityManagerWrapper._getDelegate(
EntityManagerWrapper.java:326)
        at com.sun.enterprise.util.EntityManagerWrapper.find(
EntityManagerWrapper.java:546)
        at com.playground.concierge.model.facade.UserFacade.find(
UserFacade.java:53)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy73.find(Unknown Source)
        at com.playground.concierge.business.UserService.authenticate(
UserService.java:70)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy82.authenticate(Unknown Source)
        at
com.playground.concierge.presentation.managed.UserBean.authenticate(
UserBean.java:69)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.el.parser.AstValue.invoke(AstValue.java:187)
        at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java
:297)
        at com.sun.facelets.el.TagMethodExpression.invoke(
TagMethodExpression.java:68)
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke
(MethodBindingMethodExpressionAdapter.java:77)
        at com.sun.faces.application.ActionListenerImpl.processAction(
ActionListenerImpl.java:91)
        at javax.faces.component.UICommand.broadcast(UICommand.java:383)
        at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java
:447)
        at javax.faces.component.UIViewRoot.processApplication(
UIViewRoot.java:752)
        at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(
InvokeApplicationPhase.java:97)
        at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java
:251)
        at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java
:117)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(
BlockingServlet.java:456)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(
BlockingServlet.java:444)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.executeRequest(
BlockingServlet.java:314)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(
BlockingServlet.java:186)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
        at org.apache.catalina.core.ApplicationFilterChain.servletService(
ApplicationFilterChain.java:411)
        at org.apache.catalina.core.StandardWrapperValve.invoke(
StandardWrapperValve.java:290)
        at org.apache.catalina.core.StandardContextValve.invokeInternal(
StandardContextValve.java:271)
        at org.apache.catalina.core.StandardContextValve.invoke(
StandardContextValve.java:202)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)
        at org.apache.catalina.core.StandardHostValve.invoke(
StandardHostValve.java:206)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.catalina.core.StandardEngineValve.invoke(
StandardEngineValve.java:150)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.coyote.tomcat5.CoyoteAdapter.service(
CoyoteAdapter.java:268)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(
DefaultProcessorTask.java:631)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(
DefaultProcessorTask.java:562)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(
DefaultProcessorTask.java:803)
        at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
(DefaultReadTask.java:339)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:261)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:212)
        at
com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(
PortUnificationPipeline.java:359)
        at com.sun.enterprise.web.connector.grizzly.TaskBase.run(
TaskBase.java:265)
        at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(
SSLWorkerThread.java:106)
** END NESTED EXCEPTION **
Last packet sent to the server was 201 ms ago.
Error Code: 0
        at
oracle.toplink.essentials.exceptions.DatabaseException.sqlException(
DatabaseException.java:306)
        at oracle.toplink.essentials.jndi.JNDIConnector.connect(
JNDIConnector.java:151)
        at
oracle.toplink.essentials.sessions.DatasourceLogin.connectToDatasource(
DatasourceLogin.java:186)
        at
oracle.toplink.essentials.internal.sessions.DatabaseSessionImpl.loginAndDetectDatasource
(DatabaseSessionImpl.java:553)
        at
oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.login(
EntityManagerFactoryProvider.java:222)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(
EntityManagerSetupImpl.java:228)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession
(EntityManagerFactoryImpl.java:94)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl
(EntityManagerFactoryImpl.java:127)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerFactoryImpl.createEntityManager
(EntityManagerFactoryImpl.java:100)
        at com.sun.enterprise.util.EntityManagerWrapper._getDelegate(
EntityManagerWrapper.java:326)
        at com.sun.enterprise.util.EntityManagerWrapper.find(
EntityManagerWrapper.java:546)
        at com.playground.concierge.model.facade.UserFacade.find(
UserFacade.java:53)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy73.find(Unknown Source)
        at com.playground.concierge.business.UserService.authenticate(
UserService.java:70)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy82.authenticate(Unknown Source)
        at
com.playground.concierge.presentation.managed.UserBean.authenticate(
UserBean.java:69)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.el.parser.AstValue.invoke(AstValue.java:187)
        at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java
:297)
        at com.sun.facelets.el.TagMethodExpression.invoke(
TagMethodExpression.java:68)
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke
(MethodBindingMethodExpressionAdapter.java:77)
        at com.sun.faces.application.ActionListenerImpl.processAction(
ActionListenerImpl.java:91)
        at javax.faces.component.UICommand.broadcast(UICommand.java:383)
        at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java
:447)
        at javax.faces.component.UIViewRoot.processApplication(
UIViewRoot.java:752)
        at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(
InvokeApplicationPhase.java:97)
        at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java
:251)
        at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java
:117)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(
BlockingServlet.java:456)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(
BlockingServlet.java:444)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.executeRequest(
BlockingServlet.java:314)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(
BlockingServlet.java:186)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
        at org.apache.catalina.core.ApplicationFilterChain.servletService(
ApplicationFilterChain.java:411)
        at org.apache.catalina.core.StandardWrapperValve.invoke(
StandardWrapperValve.java:290)
        at org.apache.catalina.core.StandardContextValve.invokeInternal(
StandardContextValve.java:271)
        at org.apache.catalina.core.StandardContextValve.invoke(
StandardContextValve.java:202)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)
        at org.apache.catalina.core.StandardHostValve.invoke(
StandardHostValve.java:206)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.catalina.core.StandardEngineValve.invoke(
StandardEngineValve.java:150)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.coyote.tomcat5.CoyoteAdapter.service(
CoyoteAdapter.java:268)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(
DefaultProcessorTask.java:631)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(
DefaultProcessorTask.java:562)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(
DefaultProcessorTask.java:803)
        at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
(DefaultReadTask.java:339)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:261)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:212)
        at
com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(
PortUnificationPipeline.java:359)
        at com.sun.enterprise.web.connector.grizzly.TaskBase.run(
TaskBase.java:265)
        at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(
SSLWorkerThread.java:106)
Caused by: java.sql.SQLException: Error in allocating a connection. Cause:
Connection could not be allocated because: Communications link failure due
to underlying exception:
** BEGIN NESTED EXCEPTION **
com.mysql.jdbc.CommunicationsException
MESSAGE: Communications link failure due to underlying exception:
** BEGIN NESTED EXCEPTION **
java.io.EOFException
STACKTRACE:
java.io.EOFException
        at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1963)
        at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:557)
        at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1027)
        at com.mysql.jdbc.Connection.createNewIO(Connection.java:2743)
        at com.mysql.jdbc.Connection.<init>(Connection.java:1553)
        at com.mysql.jdbc.NonRegisteringDriver.connect(
NonRegisteringDriver.java:266)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:425)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:140)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:110)
        at
com.sun.gjc.spi.DSManagedConnectionFactory.createManagedConnection(
DSManagedConnectionFactory.java:107)
        at
com.sun.enterprise.resource.LocalTxConnectorAllocator.createResource(
LocalTxConnectorAllocator.java:68)
        at
com.sun.enterprise.resource.AbstractResourcePool.createSingleResource(
AbstractResourcePool.java:874)
        at
com.sun.enterprise.resource.AbstractResourcePool.createResourceAndAddToPool(
AbstractResourcePool.java:1678)
        at com.sun.enterprise.resource.AbstractResourcePool.createResources(
AbstractResourcePool.java:900)
        at com.sun.enterprise.resource.AbstractResourcePool.initPool(
AbstractResourcePool.java:225)
        at
com.sun.enterprise.resource.AbstractResourcePool.internalGetResource(
AbstractResourcePool.java:516)
        at com.sun.enterprise.resource.AbstractResourcePool.getResource(
AbstractResourcePool.java:443)
        at com.sun.enterprise.resource.PoolManagerImpl.getResourceFromPool(
PoolManagerImpl.java:248)
        at com.sun.enterprise.resource.PoolManagerImpl.getResource(
PoolManagerImpl.java:176)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.internalGetConnection(
ConnectionManagerImpl.java:327)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:189)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:165)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:158)
        at com.sun.gjc.spi.base.DataSource.getConnection(DataSource.java
:108)
        at oracle.toplink.essentials.jndi.JNDIConnector.connect(
JNDIConnector.java:146)
        at
oracle.toplink.essentials.sessions.DatasourceLogin.connectToDatasource(
DatasourceLogin.java:186)
        at
oracle.toplink.essentials.internal.sessions.DatabaseSessionImpl.loginAndDetectDatasource
(DatabaseSessionImpl.java:553)
        at
oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.login(
EntityManagerFactoryProvider.java:222)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(
EntityManagerSetupImpl.java:228)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession
(EntityManagerFactoryImpl.java:94)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl
(EntityManagerFactoryImpl.java:127)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerFactoryImpl.createEntityManager
(EntityManagerFactoryImpl.java:100)
        at com.sun.enterprise.util.EntityManagerWrapper._getDelegate(
EntityManagerWrapper.java:326)
        at com.sun.enterprise.util.EntityManagerWrapper.find(
EntityManagerWrapper.java:546)
        at com.playground.concierge.model.facade.UserFacade.find(
UserFacade.java:53)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy73.find(Unknown Source)
        at com.playground.concierge.business.UserService.authenticate(
UserService.java:70)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy82.authenticate(Unknown Source)
        at
com.playground.concierge.presentation.managed.UserBean.authenticate(
UserBean.java:69)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.el.parser.AstValue.invoke(AstValue.java:187)
        at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java
:297)
        at com.sun.facelets.el.TagMethodExpression.invoke(
TagMethodExpression.java:68)
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke
(MethodBindingMethodExpressionAdapter.java:77)
        at com.sun.faces.application.ActionListenerImpl.processAction(
ActionListenerImpl.java:91)
        at javax.faces.component.UICommand.broadcast(UICommand.java:383)
        at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java
:447)
        at javax.faces.component.UIViewRoot.processApplication(
UIViewRoot.java:752)
        at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(
InvokeApplicationPhase.java:97)
        at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java
:251)
        at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java
:117)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(
BlockingServlet.java:456)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(
BlockingServlet.java:444)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.executeRequest(
BlockingServlet.java:314)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(
BlockingServlet.java:186)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
        at org.apache.catalina.core.ApplicationFilterChain.servletService(
ApplicationFilterChain.java:411)
        at org.apache.catalina.core.StandardWrapperValve.invoke(
StandardWrapperValve.java:290)
        at org.apache.catalina.core.StandardContextValve.invokeInternal(
StandardContextValve.java:271)
        at org.apache.catalina.core.StandardContextValve.invoke(
StandardContextValve.java:202)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)
        at org.apache.catalina.core.StandardHostValve.invoke(
StandardHostValve.java:206)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.catalina.core.StandardEngineValve.invoke(
StandardEngineValve.java:150)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.coyote.tomcat5.CoyoteAdapter.service(
CoyoteAdapter.java:268)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(
DefaultProcessorTask.java:631)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(
DefaultProcessorTask.java:562)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(
DefaultProcessorTask.java:803)
        at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
(DefaultReadTask.java:339)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:261)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:212)
        at
com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(
PortUnificationPipeline.java:359)
        at com.sun.enterprise.web.connector.grizzly.TaskBase.run(
TaskBase.java:265)
        at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(
SSLWorkerThread.java:106)
** END NESTED EXCEPTION **
Last packet sent to the server was 650 ms ago.
STACKTRACE:
com.mysql.jdbc.CommunicationsException: Communications link failure due to
underlying exception:
** BEGIN NESTED EXCEPTION **
java.io.EOFException
STACKTRACE:
java.io.EOFException
        at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1963)
        at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:557)
        at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1027)
        at com.mysql.jdbc.Connection.createNewIO(Connection.java:2743)
        at com.mysql.jdbc.Connection.<init>(Connection.java:1553)
        at com.mysql.jdbc.NonRegisteringDriver.connect(
NonRegisteringDriver.java:266)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:425)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:140)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:110)
        at
com.sun.gjc.spi.DSManagedConnectionFactory.createManagedConnection(
DSManagedConnectionFactory.java:107)
        at
com.sun.enterprise.resource.LocalTxConnectorAllocator.createResource(
LocalTxConnectorAllocator.java:68)
        at
com.sun.enterprise.resource.AbstractResourcePool.createSingleResource(
AbstractResourcePool.java:874)
        at
com.sun.enterprise.resource.AbstractResourcePool.createResourceAndAddToPool(
AbstractResourcePool.java:1678)
        at com.sun.enterprise.resource.AbstractResourcePool.createResources(
AbstractResourcePool.java:900)
        at com.sun.enterprise.resource.AbstractResourcePool.initPool(
AbstractResourcePool.java:225)
        at
com.sun.enterprise.resource.AbstractResourcePool.internalGetResource(
AbstractResourcePool.java:516)
        at com.sun.enterprise.resource.AbstractResourcePool.getResource(
AbstractResourcePool.java:443)
        at com.sun.enterprise.resource.PoolManagerImpl.getResourceFromPool(
PoolManagerImpl.java:248)
        at com.sun.enterprise.resource.PoolManagerImpl.getResource(
PoolManagerImpl.java:176)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.internalGetConnection(
ConnectionManagerImpl.java:327)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:189)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:165)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:158)
        at com.sun.gjc.spi.base.DataSource.getConnection(DataSource.java
:108)
        at oracle.toplink.essentials.jndi.JNDIConnector.connect(
JNDIConnector.java:146)
        at
oracle.toplink.essentials.sessions.DatasourceLogin.connectToDatasource(
DatasourceLogin.java:186)
        at
oracle.toplink.essentials.internal.sessions.DatabaseSessionImpl.loginAndDetectDatasource
(DatabaseSessionImpl.java:553)
        at
oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.login(
EntityManagerFactoryProvider.java:222)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(
EntityManagerSetupImpl.java:228)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession
(EntityManagerFactoryImpl.java:94)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl
(EntityManagerFactoryImpl.java:127)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerFactoryImpl.createEntityManager
(EntityManagerFactoryImpl.java:100)
        at com.sun.enterprise.util.EntityManagerWrapper._getDelegate(
EntityManagerWrapper.java:326)
        at com.sun.enterprise.util.EntityManagerWrapper.find(
EntityManagerWrapper.java:546)
        at com.playground.concierge.model.facade.UserFacade.find(
UserFacade.java:53)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy73.find(Unknown Source)
        at com.playground.concierge.business.UserService.authenticate(
UserService.java:70)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy82.authenticate(Unknown Source)
        at
com.playground.concierge.presentation.managed.UserBean.authenticate(
UserBean.java:69)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.el.parser.AstValue.invoke(AstValue.java:187)
        at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java
:297)
        at com.sun.facelets.el.TagMethodExpression.invoke(
TagMethodExpression.java:68)
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke
(MethodBindingMethodExpressionAdapter.java:77)
        at com.sun.faces.application.ActionListenerImpl.processAction(
ActionListenerImpl.java:91)
        at javax.faces.component.UICommand.broadcast(UICommand.java:383)
        at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java
:447)
        at javax.faces.component.UIViewRoot.processApplication(
UIViewRoot.java:752)
        at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(
InvokeApplicationPhase.java:97)
        at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java
:251)
        at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java
:117)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(
BlockingServlet.java:456)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(
BlockingServlet.java:444)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.executeRequest(
BlockingServlet.java:314)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(
BlockingServlet.java:186)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
        at org.apache.catalina.core.ApplicationFilterChain.servletService(
ApplicationFilterChain.java:411)
        at org.apache.catalina.core.StandardWrapperValve.invoke(
StandardWrapperValve.java:290)
        at org.apache.catalina.core.StandardContextValve.invokeInternal(
StandardContextValve.java:271)
        at org.apache.catalina.core.StandardContextValve.invoke(
StandardContextValve.java:202)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)
        at org.apache.catalina.core.StandardHostValve.invoke(
StandardHostValve.java:206)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.catalina.core.StandardEngineValve.invoke(
StandardEngineValve.java:150)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.coyote.tomcat5.CoyoteAdapter.service(
CoyoteAdapter.java:268)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(
DefaultProcessorTask.java:631)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(
DefaultProcessorTask.java:562)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(
DefaultProcessorTask.java:803)
        at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
(DefaultReadTask.java:339)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:261)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:212)
        at
com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(
PortUnificationPipeline.java:359)
        at com.sun.enterprise.web.connector.grizzly.TaskBase.run(
TaskBase.java:265)
        at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(
SSLWorkerThread.java:106)
** END NESTED EXCEPTION **
Last packet sent to the server was 650 ms ago.
        at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:625)
        at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1027)
        at com.mysql.jdbc.Connection.createNewIO(Connection.java:2743)
        at com.mysql.jdbc.Connection.<init>(Connection.java:1553)
        at com.mysql.jdbc.NonRegisteringDriver.connect(
NonRegisteringDriver.java:266)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:425)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:140)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:110)
        at
com.sun.gjc.spi.DSManagedConnectionFactory.createManagedConnection(
DSManagedConnectionFactory.java:107)
        at
com.sun.enterprise.resource.LocalTxConnectorAllocator.createResource(
LocalTxConnectorAllocator.java:68)
        at
com.sun.enterprise.resource.AbstractResourcePool.createSingleResource(
AbstractResourcePool.java:874)
        at
com.sun.enterprise.resource.AbstractResourcePool.createResourceAndAddToPool(
AbstractResourcePool.java:1678)
        at com.sun.enterprise.resource.AbstractResourcePool.createResources(
AbstractResourcePool.java:900)
        at com.sun.enterprise.resource.AbstractResourcePool.initPool(
AbstractResourcePool.java:225)
        at
com.sun.enterprise.resource.AbstractResourcePool.internalGetResource(
AbstractResourcePool.java:516)
        at com.sun.enterprise.resource.AbstractResourcePool.getResource(
AbstractResourcePool.java:443)
        at com.sun.enterprise.resource.PoolManagerImpl.getResourceFromPool(
PoolManagerImpl.java:248)
        at com.sun.enterprise.resource.PoolManagerImpl.getResource(
PoolManagerImpl.java:176)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.internalGetConnection(
ConnectionManagerImpl.java:327)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:189)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:165)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:158)
        at com.sun.gjc.spi.base.DataSource.getConnection(DataSource.java
:108)
        at oracle.toplink.essentials.jndi.JNDIConnector.connect(
JNDIConnector.java:146)
        at
oracle.toplink.essentials.sessions.DatasourceLogin.connectToDatasource(
DatasourceLogin.java:186)
        at
oracle.toplink.essentials.internal.sessions.DatabaseSessionImpl.loginAndDetectDatasource
(DatabaseSessionImpl.java:553)
        at
oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.login(
EntityManagerFactoryProvider.java:222)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(
EntityManagerSetupImpl.java:228)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession
(EntityManagerFactoryImpl.java:94)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl
(EntityManagerFactoryImpl.java:127)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerFactoryImpl.createEntityManager
(EntityManagerFactoryImpl.java:100)
        at com.sun.enterprise.util.EntityManagerWrapper._getDelegate(
EntityManagerWrapper.java:326)
        at com.sun.enterprise.util.EntityManagerWrapper.find(
EntityManagerWrapper.java:546)
        at com.playground.concierge.model.facade.UserFacade.find(
UserFacade.java:53)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy73.find(Unknown Source)
        at com.playground.concierge.business.UserService.authenticate(
UserService.java:70)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy82.authenticate(Unknown Source)
        at
com.playground.concierge.presentation.managed.UserBean.authenticate(
UserBean.java:69)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.el.parser.AstValue.invoke(AstValue.java:187)
        at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java
:297)
        at com.sun.facelets.el.TagMethodExpression.invoke(
TagMethodExpression.java:68)
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke
(MethodBindingMethodExpressionAdapter.java:77)
        at com.sun.faces.application.ActionListenerImpl.processAction(
ActionListenerImpl.java:91)
        at javax.faces.component.UICommand.broadcast(UICommand.java:383)
        at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java
:447)
        at javax.faces.component.UIViewRoot.processApplication(
UIViewRoot.java:752)
        at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(
InvokeApplicationPhase.java:97)
        at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java
:251)
        at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java
:117)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(
BlockingServlet.java:456)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(
BlockingServlet.java:444)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.executeRequest(
BlockingServlet.java:314)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(
BlockingServlet.java:186)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
        at org.apache.catalina.core.ApplicationFilterChain.servletService(
ApplicationFilterChain.java:411)
        at org.apache.catalina.core.StandardWrapperValve.invoke(
StandardWrapperValve.java:290)
        at org.apache.catalina.core.StandardContextValve.invokeInternal(
StandardContextValve.java:271)
        at org.apache.catalina.core.StandardContextValve.invoke(
StandardContextValve.java:202)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)
        at org.apache.catalina.core.StandardHostValve.invoke(
StandardHostValve.java:206)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.catalina.core.StandardEngineValve.invoke(
StandardEngineValve.java:150)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.coyote.tomcat5.CoyoteAdapter.service(
CoyoteAdapter.java:268)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(
DefaultProcessorTask.java:631)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(
DefaultProcessorTask.java:562)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(
DefaultProcessorTask.java:803)
        at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
(DefaultReadTask.java:339)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:261)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:212)
        at
com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(
PortUnificationPipeline.java:359)
        at com.sun.enterprise.web.connector.grizzly.TaskBase.run(
TaskBase.java:265)
        at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(
SSLWorkerThread.java:106)
** END NESTED EXCEPTION **
Last packet sent to the server was 201 ms ago.
        at com.sun.gjc.spi.base.DataSource.getConnection(DataSource.java
:115)
        at oracle.toplink.essentials.jndi.JNDIConnector.connect(
JNDIConnector.java:146)
        ... 81 more
javax.ejb.TransactionRolledbackLocalException: Exception thrown from bean;
nested exception is: Exception [TOPLINK-4002] (Oracle TopLink Essentials -
2.0 (Build b47-beta3 (05/15/2007))):
oracle.toplink.essentials.exceptions.DatabaseException
Internal Exception: java.sql.SQLException: Error in allocating a connection.
Cause: Connection could not be allocated because: Communications link
failure due to underlying exception:
** BEGIN NESTED EXCEPTION **
com.mysql.jdbc.CommunicationsException
MESSAGE: Communications link failure due to underlying exception:
** BEGIN NESTED EXCEPTION **
java.io.EOFException
STACKTRACE:
java.io.EOFException
        at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1963)
        at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:557)
        at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1027)
        at com.mysql.jdbc.Connection.createNewIO(Connection.java:2743)
        at com.mysql.jdbc.Connection.<init>(Connection.java:1553)
        at com.mysql.jdbc.NonRegisteringDriver.connect(
NonRegisteringDriver.java:266)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:425)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:140)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:110)
        at
com.sun.gjc.spi.DSManagedConnectionFactory.createManagedConnection(
DSManagedConnectionFactory.java:107)
        at
com.sun.enterprise.resource.LocalTxConnectorAllocator.createResource(
LocalTxConnectorAllocator.java:68)
        at
com.sun.enterprise.resource.AbstractResourcePool.createSingleResource(
AbstractResourcePool.java:874)
        at
com.sun.enterprise.resource.AbstractResourcePool.createResourceAndAddToPool(
AbstractResourcePool.java:1678)
        at com.sun.enterprise.resource.AbstractResourcePool.createResources(
AbstractResourcePool.java:900)
        at com.sun.enterprise.resource.AbstractResourcePool.initPool(
AbstractResourcePool.java:225)
        at
com.sun.enterprise.resource.AbstractResourcePool.internalGetResource(
AbstractResourcePool.java:516)
        at com.sun.enterprise.resource.AbstractResourcePool.getResource(
AbstractResourcePool.java:443)
        at com.sun.enterprise.resource.PoolManagerImpl.getResourceFromPool(
PoolManagerImpl.java:248)
        at com.sun.enterprise.resource.PoolManagerImpl.getResource(
PoolManagerImpl.java:176)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.internalGetConnection(
ConnectionManagerImpl.java:327)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:189)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:165)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:158)
        at com.sun.gjc.spi.base.DataSource.getConnection(DataSource.java
:108)
        at oracle.toplink.essentials.jndi.JNDIConnector.connect(
JNDIConnector.java:146)
        at
oracle.toplink.essentials.sessions.DatasourceLogin.connectToDatasource(
DatasourceLogin.java:186)
        at
oracle.toplink.essentials.internal.sessions.DatabaseSessionImpl.loginAndDetectDatasource
(DatabaseSessionImpl.java:553)
        at
oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.login(
EntityManagerFactoryProvider.java:222)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(
EntityManagerSetupImpl.java:228)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession
(EntityManagerFactoryImpl.java:94)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl
(EntityManagerFactoryImpl.java:127)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerFactoryImpl.createEntityManager
(EntityManagerFactoryImpl.java:100)
        at com.sun.enterprise.util.EntityManagerWrapper._getDelegate(
EntityManagerWrapper.java:326)
        at com.sun.enterprise.util.EntityManagerWrapper.find(
EntityManagerWrapper.java:546)
        at com.playground.concierge.model.facade.UserFacade.find(
UserFacade.java:53)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy73.find(Unknown Source)
        at com.playground.concierge.business.UserService.authenticate(
UserService.java:70)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy82.authenticate(Unknown Source)
        at
com.playground.concierge.presentation.managed.UserBean.authenticate(
UserBean.java:69)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.el.parser.AstValue.invoke(AstValue.java:187)
        at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java
:297)
        at com.sun.facelets.el.TagMethodExpression.invoke(
TagMethodExpression.java:68)
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke
(MethodBindingMethodExpressionAdapter.java:77)
        at com.sun.faces.application.ActionListenerImpl.processAction(
ActionListenerImpl.java:91)
        at javax.faces.component.UICommand.broadcast(UICommand.java:383)
        at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java
:447)
        at javax.faces.component.UIViewRoot.processApplication(
UIViewRoot.java:752)
        at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(
InvokeApplicationPhase.java:97)
        at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java
:251)
        at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java
:117)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(
BlockingServlet.java:456)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(
BlockingServlet.java:444)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.executeRequest(
BlockingServlet.java:314)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(
BlockingServlet.java:186)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
        at org.apache.catalina.core.ApplicationFilterChain.servletService(
ApplicationFilterChain.java:411)
        at org.apache.catalina.core.StandardWrapperValve.invoke(
StandardWrapperValve.java:290)
        at org.apache.catalina.core.StandardContextValve.invokeInternal(
StandardContextValve.java:271)
        at org.apache.catalina.core.StandardContextValve.invoke(
StandardContextValve.java:202)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)
        at org.apache.catalina.core.StandardHostValve.invoke(
StandardHostValve.java:206)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.catalina.core.StandardEngineValve.invoke(
StandardEngineValve.java:150)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.coyote.tomcat5.CoyoteAdapter.service(
CoyoteAdapter.java:268)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(
DefaultProcessorTask.java:631)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(
DefaultProcessorTask.java:562)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(
DefaultProcessorTask.java:803)
        at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
(DefaultReadTask.java:339)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:261)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:212)
        at
com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(
PortUnificationPipeline.java:359)
        at com.sun.enterprise.web.connector.grizzly.TaskBase.run(
TaskBase.java:265)
        at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(
SSLWorkerThread.java:106)
** END NESTED EXCEPTION **
Last packet sent to the server was 650 ms ago.
STACKTRACE:
com.mysql.jdbc.CommunicationsException: Communications link failure due to
underlying exception:
** BEGIN NESTED EXCEPTION **
java.io.EOFException
STACKTRACE:
java.io.EOFException
        at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1963)
        at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:557)
        at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1027)
        at com.mysql.jdbc.Connection.createNewIO(Connection.java:2743)
        at com.mysql.jdbc.Connection.<init>(Connection.java:1553)
        at com.mysql.jdbc.NonRegisteringDriver.connect(
NonRegisteringDriver.java:266)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:425)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:140)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:110)
        at
com.sun.gjc.spi.DSManagedConnectionFactory.createManagedConnection(
DSManagedConnectionFactory.java:107)
        at
com.sun.enterprise.resource.LocalTxConnectorAllocator.createResource(
LocalTxConnectorAllocator.java:68)
        at
com.sun.enterprise.resource.AbstractResourcePool.createSingleResource(
AbstractResourcePool.java:874)
        at
com.sun.enterprise.resource.AbstractResourcePool.createResourceAndAddToPool(
AbstractResourcePool.java:1678)
        at com.sun.enterprise.resource.AbstractResourcePool.createResources(
AbstractResourcePool.java:900)
        at com.sun.enterprise.resource.AbstractResourcePool.initPool(
AbstractResourcePool.java:225)
        at
com.sun.enterprise.resource.AbstractResourcePool.internalGetResource(
AbstractResourcePool.java:516)
        at com.sun.enterprise.resource.AbstractResourcePool.getResource(
AbstractResourcePool.java:443)
        at com.sun.enterprise.resource.PoolManagerImpl.getResourceFromPool(
PoolManagerImpl.java:248)
        at com.sun.enterprise.resource.PoolManagerImpl.getResource(
PoolManagerImpl.java:176)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.internalGetConnection(
ConnectionManagerImpl.java:327)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:189)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:165)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:158)
        at com.sun.gjc.spi.base.DataSource.getConnection(DataSource.java
:108)
        at oracle.toplink.essentials.jndi.JNDIConnector.connect(
JNDIConnector.java:146)
        at
oracle.toplink.essentials.sessions.DatasourceLogin.connectToDatasource(
DatasourceLogin.java:186)
        at
oracle.toplink.essentials.internal.sessions.DatabaseSessionImpl.loginAndDetectDatasource
(DatabaseSessionImpl.java:553)
        at
oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.login(
EntityManagerFactoryProvider.java:222)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(
EntityManagerSetupImpl.java:228)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession
(EntityManagerFactoryImpl.java:94)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl
(EntityManagerFactoryImpl.java:127)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerFactoryImpl.createEntityManager
(EntityManagerFactoryImpl.java:100)
        at com.sun.enterprise.util.EntityManagerWrapper._getDelegate(
EntityManagerWrapper.java:326)
        at com.sun.enterprise.util.EntityManagerWrapper.find(
EntityManagerWrapper.java:546)
        at com.playground.concierge.model.facade.UserFacade.find(
UserFacade.java:53)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy73.find(Unknown Source)
        at com.playground.concierge.business.UserService.authenticate(
UserService.java:70)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy82.authenticate(Unknown Source)
        at
com.playground.concierge.presentation.managed.UserBean.authenticate(
UserBean.java:69)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.el.parser.AstValue.invoke(AstValue.java:187)
        at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java
:297)
        at com.sun.facelets.el.TagMethodExpression.invoke(
TagMethodExpression.java:68)
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke
(MethodBindingMethodExpressionAdapter.java:77)
        at com.sun.faces.application.ActionListenerImpl.processAction(
ActionListenerImpl.java:91)
        at javax.faces.component.UICommand.broadcast(UICommand.java:383)
        at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java
:447)
        at javax.faces.component.UIViewRoot.processApplication(
UIViewRoot.java:752)
        at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(
InvokeApplicationPhase.java:97)
        at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java
:251)
        at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java
:117)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(
BlockingServlet.java:456)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(
BlockingServlet.java:444)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.executeRequest(
BlockingServlet.java:314)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(
BlockingServlet.java:186)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
        at org.apache.catalina.core.ApplicationFilterChain.servletService(
ApplicationFilterChain.java:411)
        at org.apache.catalina.core.StandardWrapperValve.invoke(
StandardWrapperValve.java:290)
        at org.apache.catalina.core.StandardContextValve.invokeInternal(
StandardContextValve.java:271)
        at org.apache.catalina.core.StandardContextValve.invoke(
StandardContextValve.java:202)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)
        at org.apache.catalina.core.StandardHostValve.invoke(
StandardHostValve.java:206)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.catalina.core.StandardEngineValve.invoke(
StandardEngineValve.java:150)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.coyote.tomcat5.CoyoteAdapter.service(
CoyoteAdapter.java:268)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(
DefaultProcessorTask.java:631)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(
DefaultProcessorTask.java:562)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(
DefaultProcessorTask.java:803)
        at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
(DefaultReadTask.java:339)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:261)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:212)
        at
com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(
PortUnificationPipeline.java:359)
        at com.sun.enterprise.web.connector.grizzly.TaskBase.run(
TaskBase.java:265)
        at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(
SSLWorkerThread.java:106)
** END NESTED EXCEPTION **
Last packet sent to the server was 650 ms ago.
        at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:625)
        at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1027)
        at com.mysql.jdbc.Connection.createNewIO(Connection.java:2743)
        at com.mysql.jdbc.Connection.<init>(Connection.java:1553)
        at com.mysql.jdbc.NonRegisteringDriver.connect(
NonRegisteringDriver.java:266)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:425)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:140)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:110)
        at
com.sun.gjc.spi.DSManagedConnectionFactory.createManagedConnection(
DSManagedConnectionFactory.java:107)
        at
com.sun.enterprise.resource.LocalTxConnectorAllocator.createResource(
LocalTxConnectorAllocator.java:68)
        at
com.sun.enterprise.resource.AbstractResourcePool.createSingleResource(
AbstractResourcePool.java:874)
        at
com.sun.enterprise.resource.AbstractResourcePool.createResourceAndAddToPool(
AbstractResourcePool.java:1678)
        at com.sun.enterprise.resource.AbstractResourcePool.createResources(
AbstractResourcePool.java:900)
        at com.sun.enterprise.resource.AbstractResourcePool.initPool(
AbstractResourcePool.java:225)
        at
com.sun.enterprise.resource.AbstractResourcePool.internalGetResource(
AbstractResourcePool.java:516)
        at com.sun.enterprise.resource.AbstractResourcePool.getResource(
AbstractResourcePool.java:443)
        at com.sun.enterprise.resource.PoolManagerImpl.getResourceFromPool(
PoolManagerImpl.java:248)
        at com.sun.enterprise.resource.PoolManagerImpl.getResource(
PoolManagerImpl.java:176)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.internalGetConnection(
ConnectionManagerImpl.java:327)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:189)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:165)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:158)
        at com.sun.gjc.spi.base.DataSource.getConnection(DataSource.java
:108)
        at oracle.toplink.essentials.jndi.JNDIConnector.connect(
JNDIConnector.java:146)
        at
oracle.toplink.essentials.sessions.DatasourceLogin.connectToDatasource(
DatasourceLogin.java:186)
        at
oracle.toplink.essentials.internal.sessions.DatabaseSessionImpl.loginAndDetectDatasource
(DatabaseSessionImpl.java:553)
        at
oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.login(
EntityManagerFactoryProvider.java:222)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(
EntityManagerSetupImpl.java:228)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession
(EntityManagerFactoryImpl.java:94)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl
(EntityManagerFactoryImpl.java:127)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerFactoryImpl.createEntityManager
(EntityManagerFactoryImpl.java:100)
        at com.sun.enterprise.util.EntityManagerWrapper._getDelegate(
EntityManagerWrapper.java:326)
        at com.sun.enterprise.util.EntityManagerWrapper.find(
EntityManagerWrapper.java:546)
        at com.playground.concierge.model.facade.UserFacade.find(
UserFacade.java:53)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy73.find(Unknown Source)
        at com.playground.concierge.business.UserService.authenticate(
UserService.java:70)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy82.authenticate(Unknown Source)
        at
com.playground.concierge.presentation.managed.UserBean.authenticate(
UserBean.java:69)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.el.parser.AstValue.invoke(AstValue.java:187)
        at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java
:297)
        at com.sun.facelets.el.TagMethodExpression.invoke(
TagMethodExpression.java:68)
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke
(MethodBindingMethodExpressionAdapter.java:77)
        at com.sun.faces.application.ActionListenerImpl.processAction(
ActionListenerImpl.java:91)
        at javax.faces.component.UICommand.broadcast(UICommand.java:383)
        at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java
:447)
        at javax.faces.component.UIViewRoot.processApplication(
UIViewRoot.java:752)
        at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(
InvokeApplicationPhase.java:97)
        at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java
:251)
        at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java
:117)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(
BlockingServlet.java:456)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(
BlockingServlet.java:444)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.executeRequest(
BlockingServlet.java:314)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(
BlockingServlet.java:186)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
        at org.apache.catalina.core.ApplicationFilterChain.servletService(
ApplicationFilterChain.java:411)
        at org.apache.catalina.core.StandardWrapperValve.invoke(
StandardWrapperValve.java:290)
        at org.apache.catalina.core.StandardContextValve.invokeInternal(
StandardContextValve.java:271)
        at org.apache.catalina.core.StandardContextValve.invoke(
StandardContextValve.java:202)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)
        at org.apache.catalina.core.StandardHostValve.invoke(
StandardHostValve.java:206)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.catalina.core.StandardEngineValve.invoke(
StandardEngineValve.java:150)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.coyote.tomcat5.CoyoteAdapter.service(
CoyoteAdapter.java:268)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(
DefaultProcessorTask.java:631)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(
DefaultProcessorTask.java:562)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(
DefaultProcessorTask.java:803)
        at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
(DefaultReadTask.java:339)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:261)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:212)
        at
com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(
PortUnificationPipeline.java:359)
        at com.sun.enterprise.web.connector.grizzly.TaskBase.run(
TaskBase.java:265)
        at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(
SSLWorkerThread.java:106)
** END NESTED EXCEPTION **
Last packet sent to the server was 201 ms ago.
Error Code: 0
        at com.sun.ejb.containers.BaseContainer.checkExceptionClientTx(
BaseContainer.java:3717)
        at com.sun.ejb.containers.BaseContainer.postInvokeTx(
BaseContainer.java:3565)
        at com.sun.ejb.containers.BaseContainer.postInvoke(
BaseContainer.java:1343)
        at com.sun.ejb.containers.BaseContainer.postInvoke(
BaseContainer.java:1305)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:205)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy73.find(Unknown Source)
        at com.playground.concierge.business.UserService.authenticate(
UserService.java:70)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy82.authenticate(Unknown Source)
        at
com.playground.concierge.presentation.managed.UserBean.authenticate(
UserBean.java:69)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.el.parser.AstValue.invoke(AstValue.java:187)
        at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java
:297)
        at com.sun.facelets.el.TagMethodExpression.invoke(
TagMethodExpression.java:68)
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke
(MethodBindingMethodExpressionAdapter.java:77)
        at com.sun.faces.application.ActionListenerImpl.processAction(
ActionListenerImpl.java:91)
        at javax.faces.component.UICommand.broadcast(UICommand.java:383)
        at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java
:447)
        at javax.faces.component.UIViewRoot.processApplication(
UIViewRoot.java:752)
        at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(
InvokeApplicationPhase.java:97)
        at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java
:251)
        at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java
:117)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(
BlockingServlet.java:456)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(
BlockingServlet.java:444)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.executeRequest(
BlockingServlet.java:314)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(
BlockingServlet.java:186)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
        at org.apache.catalina.core.ApplicationFilterChain.servletService(
ApplicationFilterChain.java:411)
        at org.apache.catalina.core.StandardWrapperValve.invoke(
StandardWrapperValve.java:290)
        at org.apache.catalina.core.StandardContextValve.invokeInternal(
StandardContextValve.java:271)
        at org.apache.catalina.core.StandardContextValve.invoke(
StandardContextValve.java:202)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)
        at org.apache.catalina.core.StandardHostValve.invoke(
StandardHostValve.java:206)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.catalina.core.StandardEngineValve.invoke(
StandardEngineValve.java:150)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.coyote.tomcat5.CoyoteAdapter.service(
CoyoteAdapter.java:268)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(
DefaultProcessorTask.java:631)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(
DefaultProcessorTask.java:562)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(
DefaultProcessorTask.java:803)
        at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
(DefaultReadTask.java:339)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:261)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:212)
        at
com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(
PortUnificationPipeline.java:359)
        at com.sun.enterprise.web.connector.grizzly.TaskBase.run(
TaskBase.java:265)
        at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(
SSLWorkerThread.java:106)
EJB5018: An exception was thrown during an ejb invocation on [UserService]
javax.ejb.EJBTransactionRolledbackException
        at
com.sun.ejb.containers.BaseContainer.mapBusinessInterfaceException(
BaseContainer.java:1471)
        at com.sun.ejb.containers.BaseContainer.postInvoke(
BaseContainer.java:1385)
        at com.sun.ejb.containers.BaseContainer.postInvoke(
BaseContainer.java:1305)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:205)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy73.find(Unknown Source)
        at com.playground.concierge.business.UserService.authenticate(
UserService.java:70)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy82.authenticate(Unknown Source)
        at
com.playground.concierge.presentation.managed.UserBean.authenticate(
UserBean.java:69)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.el.parser.AstValue.invoke(AstValue.java:187)
        at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java
:297)
        at com.sun.facelets.el.TagMethodExpression.invoke(
TagMethodExpression.java:68)
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke
(MethodBindingMethodExpressionAdapter.java:77)
        at com.sun.faces.application.ActionListenerImpl.processAction(
ActionListenerImpl.java:91)
        at javax.faces.component.UICommand.broadcast(UICommand.java:383)
        at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java
:447)
        at javax.faces.component.UIViewRoot.processApplication(
UIViewRoot.java:752)
        at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(
InvokeApplicationPhase.java:97)
        at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java
:251)
        at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java
:117)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(
BlockingServlet.java:456)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(
BlockingServlet.java:444)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.executeRequest(
BlockingServlet.java:314)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(
BlockingServlet.java:186)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
        at org.apache.catalina.core.ApplicationFilterChain.servletService(
ApplicationFilterChain.java:411)
        at org.apache.catalina.core.StandardWrapperValve.invoke(
StandardWrapperValve.java:290)
        at org.apache.catalina.core.StandardContextValve.invokeInternal(
StandardContextValve.java:271)
        at org.apache.catalina.core.StandardContextValve.invoke(
StandardContextValve.java:202)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)
        at org.apache.catalina.core.StandardHostValve.invoke(
StandardHostValve.java:206)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.catalina.core.StandardEngineValve.invoke(
StandardEngineValve.java:150)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.coyote.tomcat5.CoyoteAdapter.service(
CoyoteAdapter.java:268)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(
DefaultProcessorTask.java:631)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(
DefaultProcessorTask.java:562)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(
DefaultProcessorTask.java:803)
        at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
(DefaultReadTask.java:339)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:261)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:212)
        at
com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(
PortUnificationPipeline.java:359)
        at com.sun.enterprise.web.connector.grizzly.TaskBase.run(
TaskBase.java:265)
        at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(
SSLWorkerThread.java:106)
Caused by: javax.ejb.TransactionRolledbackLocalException: Exception thrown
from bean; nested exception is: Exception [TOPLINK-4002] (Oracle TopLink
Essentials - 2.0 (Build b47-beta3 (05/15/2007))):
oracle.toplink.essentials.exceptions.DatabaseException
Internal Exception: java.sql.SQLException: Error in allocating a connection.
Cause: Connection could not be allocated because: Communications link
failure due to underlying exception:
** BEGIN NESTED EXCEPTION **
com.mysql.jdbc.CommunicationsException
MESSAGE: Communications link failure due to underlying exception:
** BEGIN NESTED EXCEPTION **
java.io.EOFException
STACKTRACE:
java.io.EOFException
        at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1963)
        at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:557)
        at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1027)
        at com.mysql.jdbc.Connection.createNewIO(Connection.java:2743)
        at com.mysql.jdbc.Connection.<init>(Connection.java:1553)
        at com.mysql.jdbc.NonRegisteringDriver.connect(
NonRegisteringDriver.java:266)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:425)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:140)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:110)
        at
com.sun.gjc.spi.DSManagedConnectionFactory.createManagedConnection(
DSManagedConnectionFactory.java:107)
        at
com.sun.enterprise.resource.LocalTxConnectorAllocator.createResource(
LocalTxConnectorAllocator.java:68)
        at
com.sun.enterprise.resource.AbstractResourcePool.createSingleResource(
AbstractResourcePool.java:874)
        at
com.sun.enterprise.resource.AbstractResourcePool.createResourceAndAddToPool(
AbstractResourcePool.java:1678)
        at com.sun.enterprise.resource.AbstractResourcePool.createResources(
AbstractResourcePool.java:900)
        at com.sun.enterprise.resource.AbstractResourcePool.initPool(
AbstractResourcePool.java:225)
        at
com.sun.enterprise.resource.AbstractResourcePool.internalGetResource(
AbstractResourcePool.java:516)
        at com.sun.enterprise.resource.AbstractResourcePool.getResource(
AbstractResourcePool.java:443)
        at com.sun.enterprise.resource.PoolManagerImpl.getResourceFromPool(
PoolManagerImpl.java:248)
        at com.sun.enterprise.resource.PoolManagerImpl.getResource(
PoolManagerImpl.java:176)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.internalGetConnection(
ConnectionManagerImpl.java:327)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:189)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:165)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:158)
        at com.sun.gjc.spi.base.DataSource.getConnection(DataSource.java
:108)
        at oracle.toplink.essentials.jndi.JNDIConnector.connect(
JNDIConnector.java:146)
        at
oracle.toplink.essentials.sessions.DatasourceLogin.connectToDatasource(
DatasourceLogin.java:186)
        at
oracle.toplink.essentials.internal.sessions.DatabaseSessionImpl.loginAndDetectDatasource
(DatabaseSessionImpl.java:553)
        at
oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.login(
EntityManagerFactoryProvider.java:222)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(
EntityManagerSetupImpl.java:228)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession
(EntityManagerFactoryImpl.java:94)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl
(EntityManagerFactoryImpl.java:127)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerFactoryImpl.createEntityManager
(EntityManagerFactoryImpl.java:100)
        at com.sun.enterprise.util.EntityManagerWrapper._getDelegate(
EntityManagerWrapper.java:326)
        at com.sun.enterprise.util.EntityManagerWrapper.find(
EntityManagerWrapper.java:546)
        at com.playground.concierge.model.facade.UserFacade.find(
UserFacade.java:53)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy73.find(Unknown Source)
        at com.playground.concierge.business.UserService.authenticate(
UserService.java:70)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy82.authenticate(Unknown Source)
        at
com.playground.concierge.presentation.managed.UserBean.authenticate(
UserBean.java:69)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.el.parser.AstValue.invoke(AstValue.java:187)
        at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java
:297)
        at com.sun.facelets.el.TagMethodExpression.invoke(
TagMethodExpression.java:68)
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke
(MethodBindingMethodExpressionAdapter.java:77)
        at com.sun.faces.application.ActionListenerImpl.processAction(
ActionListenerImpl.java:91)
        at javax.faces.component.UICommand.broadcast(UICommand.java:383)
        at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java
:447)
        at javax.faces.component.UIViewRoot.processApplication(
UIViewRoot.java:752)
        at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(
InvokeApplicationPhase.java:97)
        at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java
:251)
        at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java
:117)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(
BlockingServlet.java:456)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(
BlockingServlet.java:444)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.executeRequest(
BlockingServlet.java:314)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(
BlockingServlet.java:186)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
        at org.apache.catalina.core.ApplicationFilterChain.servletService(
ApplicationFilterChain.java:411)
        at org.apache.catalina.core.StandardWrapperValve.invoke(
StandardWrapperValve.java:290)
        at org.apache.catalina.core.StandardContextValve.invokeInternal(
StandardContextValve.java:271)
        at org.apache.catalina.core.StandardContextValve.invoke(
StandardContextValve.java:202)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)
        at org.apache.catalina.core.StandardHostValve.invoke(
StandardHostValve.java:206)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.catalina.core.StandardEngineValve.invoke(
StandardEngineValve.java:150)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.coyote.tomcat5.CoyoteAdapter.service(
CoyoteAdapter.java:268)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(
DefaultProcessorTask.java:631)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(
DefaultProcessorTask.java:562)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(
DefaultProcessorTask.java:803)
        at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
(DefaultReadTask.java:339)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:261)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:212)
        at
com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(
PortUnificationPipeline.java:359)
        at com.sun.enterprise.web.connector.grizzly.TaskBase.run(
TaskBase.java:265)
        at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(
SSLWorkerThread.java:106)
** END NESTED EXCEPTION **
Last packet sent to the server was 650 ms ago.
STACKTRACE:
com.mysql.jdbc.CommunicationsException: Communications link failure due to
underlying exception:
** BEGIN NESTED EXCEPTION **
java.io.EOFException
STACKTRACE:
java.io.EOFException
        at com.mysql.jdbc.MysqlIO.readFully(MysqlIO.java:1963)
        at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:557)
        at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1027)
        at com.mysql.jdbc.Connection.createNewIO(Connection.java:2743)
        at com.mysql.jdbc.Connection.<init>(Connection.java:1553)
        at com.mysql.jdbc.NonRegisteringDriver.connect(
NonRegisteringDriver.java:266)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:425)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:140)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:110)
        at
com.sun.gjc.spi.DSManagedConnectionFactory.createManagedConnection(
DSManagedConnectionFactory.java:107)
        at
com.sun.enterprise.resource.LocalTxConnectorAllocator.createResource(
LocalTxConnectorAllocator.java:68)
        at
com.sun.enterprise.resource.AbstractResourcePool.createSingleResource(
AbstractResourcePool.java:874)
        at
com.sun.enterprise.resource.AbstractResourcePool.createResourceAndAddToPool(
AbstractResourcePool.java:1678)
        at com.sun.enterprise.resource.AbstractResourcePool.createResources(
AbstractResourcePool.java:900)
        at com.sun.enterprise.resource.AbstractResourcePool.initPool(
AbstractResourcePool.java:225)
        at
com.sun.enterprise.resource.AbstractResourcePool.internalGetResource(
AbstractResourcePool.java:516)
        at com.sun.enterprise.resource.AbstractResourcePool.getResource(
AbstractResourcePool.java:443)
        at com.sun.enterprise.resource.PoolManagerImpl.getResourceFromPool(
PoolManagerImpl.java:248)
        at com.sun.enterprise.resource.PoolManagerImpl.getResource(
PoolManagerImpl.java:176)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.internalGetConnection(
ConnectionManagerImpl.java:327)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:189)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:165)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:158)
        at com.sun.gjc.spi.base.DataSource.getConnection(DataSource.java
:108)
        at oracle.toplink.essentials.jndi.JNDIConnector.connect(
JNDIConnector.java:146)
        at
oracle.toplink.essentials.sessions.DatasourceLogin.connectToDatasource(
DatasourceLogin.java:186)
        at
oracle.toplink.essentials.internal.sessions.DatabaseSessionImpl.loginAndDetectDatasource
(DatabaseSessionImpl.java:553)
        at
oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.login(
EntityManagerFactoryProvider.java:222)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(
EntityManagerSetupImpl.java:228)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession
(EntityManagerFactoryImpl.java:94)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl
(EntityManagerFactoryImpl.java:127)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerFactoryImpl.createEntityManager
(EntityManagerFactoryImpl.java:100)
        at com.sun.enterprise.util.EntityManagerWrapper._getDelegate(
EntityManagerWrapper.java:326)
        at com.sun.enterprise.util.EntityManagerWrapper.find(
EntityManagerWrapper.java:546)
        at com.playground.concierge.model.facade.UserFacade.find(
UserFacade.java:53)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy73.find(Unknown Source)
        at com.playground.concierge.business.UserService.authenticate(
UserService.java:70)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy82.authenticate(Unknown Source)
        at
com.playground.concierge.presentation.managed.UserBean.authenticate(
UserBean.java:69)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.el.parser.AstValue.invoke(AstValue.java:187)
        at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java
:297)
        at com.sun.facelets.el.TagMethodExpression.invoke(
TagMethodExpression.java:68)
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke
(MethodBindingMethodExpressionAdapter.java:77)
        at com.sun.faces.application.ActionListenerImpl.processAction(
ActionListenerImpl.java:91)
        at javax.faces.component.UICommand.broadcast(UICommand.java:383)
        at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java
:447)
        at javax.faces.component.UIViewRoot.processApplication(
UIViewRoot.java:752)
        at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(
InvokeApplicationPhase.java:97)
        at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java
:251)
        at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java
:117)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(
BlockingServlet.java:456)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(
BlockingServlet.java:444)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.executeRequest(
BlockingServlet.java:314)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(
BlockingServlet.java:186)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
        at org.apache.catalina.core.ApplicationFilterChain.servletService(
ApplicationFilterChain.java:411)
        at org.apache.catalina.core.StandardWrapperValve.invoke(
StandardWrapperValve.java:290)
        at org.apache.catalina.core.StandardContextValve.invokeInternal(
StandardContextValve.java:271)
        at org.apache.catalina.core.StandardContextValve.invoke(
StandardContextValve.java:202)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)
        at org.apache.catalina.core.StandardHostValve.invoke(
StandardHostValve.java:206)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.catalina.core.StandardEngineValve.invoke(
StandardEngineValve.java:150)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.coyote.tomcat5.CoyoteAdapter.service(
CoyoteAdapter.java:268)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(
DefaultProcessorTask.java:631)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(
DefaultProcessorTask.java:562)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(
DefaultProcessorTask.java:803)
        at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
(DefaultReadTask.java:339)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:261)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:212)
        at
com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(
PortUnificationPipeline.java:359)
        at com.sun.enterprise.web.connector.grizzly.TaskBase.run(
TaskBase.java:265)
        at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(
SSLWorkerThread.java:106)
** END NESTED EXCEPTION **
Last packet sent to the server was 650 ms ago.
        at com.mysql.jdbc.MysqlIO.readPacket(MysqlIO.java:625)
        at com.mysql.jdbc.MysqlIO.doHandshake(MysqlIO.java:1027)
        at com.mysql.jdbc.Connection.createNewIO(Connection.java:2743)
        at com.mysql.jdbc.Connection.<init>(Connection.java:1553)
        at com.mysql.jdbc.NonRegisteringDriver.connect(
NonRegisteringDriver.java:266)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:425)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:140)
        at com.mysql.jdbc.jdbc2.optional.MysqlDataSource.getConnection(
MysqlDataSource.java:110)
        at
com.sun.gjc.spi.DSManagedConnectionFactory.createManagedConnection(
DSManagedConnectionFactory.java:107)
        at
com.sun.enterprise.resource.LocalTxConnectorAllocator.createResource(
LocalTxConnectorAllocator.java:68)
        at
com.sun.enterprise.resource.AbstractResourcePool.createSingleResource(
AbstractResourcePool.java:874)
        at
com.sun.enterprise.resource.AbstractResourcePool.createResourceAndAddToPool(
AbstractResourcePool.java:1678)
        at com.sun.enterprise.resource.AbstractResourcePool.createResources(
AbstractResourcePool.java:900)
        at com.sun.enterprise.resource.AbstractResourcePool.initPool(
AbstractResourcePool.java:225)
        at
com.sun.enterprise.resource.AbstractResourcePool.internalGetResource(
AbstractResourcePool.java:516)
        at com.sun.enterprise.resource.AbstractResourcePool.getResource(
AbstractResourcePool.java:443)
        at com.sun.enterprise.resource.PoolManagerImpl.getResourceFromPool(
PoolManagerImpl.java:248)
        at com.sun.enterprise.resource.PoolManagerImpl.getResource(
PoolManagerImpl.java:176)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.internalGetConnection(
ConnectionManagerImpl.java:327)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:189)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:165)
        at
com.sun.enterprise.connectors.ConnectionManagerImpl.allocateConnection(
ConnectionManagerImpl.java:158)
        at com.sun.gjc.spi.base.DataSource.getConnection(DataSource.java
:108)
        at oracle.toplink.essentials.jndi.JNDIConnector.connect(
JNDIConnector.java:146)
        at
oracle.toplink.essentials.sessions.DatasourceLogin.connectToDatasource(
DatasourceLogin.java:186)
        at
oracle.toplink.essentials.internal.sessions.DatabaseSessionImpl.loginAndDetectDatasource
(DatabaseSessionImpl.java:553)
        at
oracle.toplink.essentials.ejb.cmp3.EntityManagerFactoryProvider.login(
EntityManagerFactoryProvider.java:222)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerSetupImpl.deploy(
EntityManagerSetupImpl.java:228)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.getServerSession
(EntityManagerFactoryImpl.java:94)
        at
oracle.toplink.essentials.internal.ejb.cmp3.base.EntityManagerFactoryImpl.createEntityManagerImpl
(EntityManagerFactoryImpl.java:127)
        at
oracle.toplink.essentials.internal.ejb.cmp3.EntityManagerFactoryImpl.createEntityManager
(EntityManagerFactoryImpl.java:100)
        at com.sun.enterprise.util.EntityManagerWrapper._getDelegate(
EntityManagerWrapper.java:326)
        at com.sun.enterprise.util.EntityManagerWrapper.find(
EntityManagerWrapper.java:546)
        at com.playground.concierge.model.facade.UserFacade.find(
UserFacade.java:53)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy73.find(Unknown Source)
        at com.playground.concierge.business.UserService.authenticate(
UserService.java:70)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at
com.sun.enterprise.security.application.EJBSecurityManager.runMethod(
EJBSecurityManager.java:1067)
        at com.sun.enterprise.security.SecurityUtil.invoke(SecurityUtil.java
:176)
        at com.sun.ejb.containers.BaseContainer.invokeTargetBeanMethod(
BaseContainer.java:2884)
        at com.sun.ejb.containers.BaseContainer.intercept(BaseContainer.java
:3975)
        at com.sun.ejb.containers.EJBLocalObjectInvocationHandler.invoke(
EJBLocalObjectInvocationHandler.java:197)
        at
com.sun.ejb.containers.EJBLocalObjectInvocationHandlerDelegate.invoke(
EJBLocalObjectInvocationHandlerDelegate.java:127)
        at $Proxy82.authenticate(Unknown Source)
        at
com.playground.concierge.presentation.managed.UserBean.authenticate(
UserBean.java:69)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(
NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(
DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at com.sun.el.parser.AstValue.invoke(AstValue.java:187)
        at com.sun.el.MethodExpressionImpl.invoke(MethodExpressionImpl.java
:297)
        at com.sun.facelets.el.TagMethodExpression.invoke(
TagMethodExpression.java:68)
        at javax.faces.component.MethodBindingMethodExpressionAdapter.invoke
(MethodBindingMethodExpressionAdapter.java:77)
        at com.sun.faces.application.ActionListenerImpl.processAction(
ActionListenerImpl.java:91)
        at javax.faces.component.UICommand.broadcast(UICommand.java:383)
        at javax.faces.component.UIViewRoot.broadcastEvents(UIViewRoot.java
:447)
        at javax.faces.component.UIViewRoot.processApplication(
UIViewRoot.java:752)
        at com.sun.faces.lifecycle.InvokeApplicationPhase.execute(
InvokeApplicationPhase.java:97)
        at com.sun.faces.lifecycle.LifecycleImpl.phase(LifecycleImpl.java
:251)
        at com.sun.faces.lifecycle.LifecycleImpl.execute(LifecycleImpl.java
:117)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.renderCycle(
BlockingServlet.java:456)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.receiveUpdates(
BlockingServlet.java:444)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.executeRequest(
BlockingServlet.java:314)
        at com.icesoft.faces.webapp.xmlhttp.BlockingServlet.service(
BlockingServlet.java:186)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
        at org.apache.catalina.core.ApplicationFilterChain.servletService(
ApplicationFilterChain.java:411)
        at org.apache.catalina.core.StandardWrapperValve.invoke(
StandardWrapperValve.java:290)
        at org.apache.catalina.core.StandardContextValve.invokeInternal(
StandardContextValve.java:271)
        at org.apache.catalina.core.StandardContextValve.invoke(
StandardContextValve.java:202)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at com.sun.enterprise.web.WebPipeline.invoke(WebPipeline.java:94)
        at org.apache.catalina.core.StandardHostValve.invoke(
StandardHostValve.java:206)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.catalina.core.StandardEngineValve.invoke(
StandardEngineValve.java:150)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:624)
        at org.apache.catalina.core.StandardPipeline.doInvoke(
StandardPipeline.java:577)
        at org.apache.catalina.core.StandardPipeline.invoke(
StandardPipeline.java:571)
        at org.apache.catalina.core.ContainerBase.invoke(ContainerBase.java
:1080)
        at org.apache.coyote.tomcat5.CoyoteAdapter.service(
CoyoteAdapter.java:268)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.invokeAdapter(
DefaultProcessorTask.java:631)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.doProcess(
DefaultProcessorTask.java:562)
        at
com.sun.enterprise.web.connector.grizzly.DefaultProcessorTask.process(
DefaultProcessorTask.java:803)
        at
com.sun.enterprise.web.connector.grizzly.DefaultReadTask.executeProcessorTask
(DefaultReadTask.java:339)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:261)
        at com.sun.enterprise.web.connector.grizzly.DefaultReadTask.doTask(
DefaultReadTask.java:212)
        at
com.sun.enterprise.web.portunif.PortUnificationPipeline$PUTask.doTask(
PortUnificationPipeline.java:359)
        at com.sun.enterprise.web.connector.grizzly.TaskBase.run(
TaskBase.java:265)
        at com.sun.enterprise.web.connector.grizzly.ssl.SSLWorkerThread.run(
SSLWorkerThread.java:106)
** END NESTED EXCEPTION **
Last packet sent to the server was 201 ms ago.
Error Code: 0
        at com.sun.ejb.containers.BaseContainer.checkExceptionClientTx(
BaseContainer.java:3717)
        at com.sun.ejb.containers.BaseContainer.postInvokeTx(
BaseContainer.java:3565)
        at com.sun.ejb.containers.BaseContainer.postInvoke(
BaseContainer.java:1343)
        ... 64 more